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Networking fixes for 5.10-rc7, including fixes from bpf, netfilter,

Browse Source 
wireless drivers, wireless mesh and can.
 
 Current release - regressions:
 
  - mt76: usb: fix crash on device removal
 
 Current release - always broken:
 
  - xsk: Fix umem cleanup from wrong context in socket destruct
 
 Previous release - regressions:
 
  - net: ip6_gre: set dev->hard_header_len when using header_ops
 
  - ipv4: Fix TOS mask in inet_rtm_getroute()
 
  - net, xsk: Avoid taking multiple skbuff references
 
 Previous release - always broken:
 
  - net/x25: prevent a couple of overflows
 
  - netfilter: ipset: prevent uninit-value in hash_ip6_add
 
  - geneve: pull IP header before ECN decapsulation
 
  - mpls: ensure LSE is pullable in TC and openvswitch paths
 
  - vxlan: respect needed_headroom of lower device
 
  - batman-adv: Consider fragmentation for needed packet headroom
 
  - can: drivers: don't count arbitration loss as an error
 
  - netfilter: bridge: reset skb->pkt_type after POST_ROUTING
               traversal
 
  - inet_ecn: Fix endianness of checksum update when setting ECT(1)
 
  - ibmvnic: fix various corner cases around reset handling
 
  - net/mlx5: fix rejecting unsupported Connect-X6DX SW steering
 
  - net/mlx5: Enforce HW TX csum offload with kTLS
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-5.10-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Networking fixes for 5.10-rc7, including fixes from bpf, netfilter,
  wireless drivers, wireless mesh and can.

  Current release - regressions:

   - mt76: usb: fix crash on device removal

  Current release - always broken:

   - xsk: Fix umem cleanup from wrong context in socket destruct

  Previous release - regressions:

   - net: ip6_gre: set dev->hard_header_len when using header_ops

   - ipv4: Fix TOS mask in inet_rtm_getroute()

   - net, xsk: Avoid taking multiple skbuff references

  Previous release - always broken:

   - net/x25: prevent a couple of overflows

   - netfilter: ipset: prevent uninit-value in hash_ip6_add

   - geneve: pull IP header before ECN decapsulation

   - mpls: ensure LSE is pullable in TC and openvswitch paths

   - vxlan: respect needed_headroom of lower device

   - batman-adv: Consider fragmentation for needed packet headroom

   - can: drivers: don't count arbitration loss as an error

   - netfilter: bridge: reset skb->pkt_type after POST_ROUTING traversal

   - inet_ecn: Fix endianness of checksum update when setting ECT(1)

   - ibmvnic: fix various corner cases around reset handling

   - net/mlx5: fix rejecting unsupported Connect-X6DX SW steering

   - net/mlx5: Enforce HW TX csum offload with kTLS"

* tag 'net-5.10-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (62 commits)
  net/mlx5: DR, Proper handling of unsupported Connect-X6DX SW steering
  net/mlx5e: kTLS, Enforce HW TX csum offload with kTLS
  net: mlx5e: fix fs_tcp.c build when IPV6 is not enabled
  net/mlx5: Fix wrong address reclaim when command interface is down
  net/sched: act_mpls: ensure LSE is pullable before reading it
  net: openvswitch: ensure LSE is pullable before reading it
  net: skbuff: ensure LSE is pullable before decrementing the MPLS ttl
  net: mvpp2: Fix error return code in mvpp2_open()
  chelsio/chtls: fix a double free in chtls_setkey()
  rtw88: debug: Fix uninitialized memory in debugfs code
  vxlan: fix error return code in __vxlan_dev_create()
  net: pasemi: fix error return code in pasemi_mac_open()
  cxgb3: fix error return code in t3_sge_alloc_qset()
  net/x25: prevent a couple of overflows
  dpaa_eth: copy timestamp fields to new skb in A-050385 workaround
  net: ip6_gre: set dev->hard_header_len when using header_ops
  mt76: usb: fix crash on device removal
  iwlwifi: pcie: add some missing entries for AX210
  iwlwifi: pcie: invert values of NO_160 device config entries
  iwlwifi: pcie: add one missing entry for AX210
  ...
This commit is contained in:
Linus Torvalds 2020-12-03 13:10:11 -08:00
commit bbe2ba04c5
59 changed files with 496 additions and 199 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Documentation/devicetree/bindings/net/can/tcan4x5x.txt
View File

@ -33,7 +33,7 @@ tcan4x5x: tcan4x5x@0 {
spi-max-frequency = <10000000>;
bosch,mram-cfg = <0x0 0 0 32 0 0 1 1>;
interrupt-parent = <&gpio1>;
interrupts = <14 GPIO_ACTIVE_LOW>;
interrupts = <14 IRQ_TYPE_LEVEL_LOW>;
device-state-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
device-wake-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
reset-gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;

2
Documentation/devicetree/bindings/net/nfc/nxp-nci.txt
View File

@ -25,7 +25,7 @@ Example (for ARM-based BeagleBone with NPC100 NFC controller on I2C2):
clock-frequency = <100000>;
interrupt-parent = <&gpio1>;
interrupts = <29 GPIO_ACTIVE_HIGH>;
interrupts = <29 IRQ_TYPE_LEVEL_HIGH>;
enable-gpios = <&gpio0 30 GPIO_ACTIVE_HIGH>;
firmware-gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>;

2
Documentation/devicetree/bindings/net/nfc/pn544.txt
View File

@ -25,7 +25,7 @@ Example (for ARM-based BeagleBone with PN544 on I2C2):
clock-frequency = <400000>;
interrupt-parent = <&gpio1>;
interrupts = <17 GPIO_ACTIVE_HIGH>;
interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
enable-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
firmware-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>;

26
MAINTAINERS
View File

@ -3357,6 +3357,17 @@ S: Supported
F: arch/x86/net/
X: arch/x86/net/bpf_jit_comp32.c
BPF LSM (Security Audit and Enforcement using BPF)
M: KP Singh <kpsingh@chromium.org>
R: Florent Revest <revest@chromium.org>
R: Brendan Jackman <jackmanb@chromium.org>
L: bpf@vger.kernel.org
S: Maintained
F: Documentation/bpf/bpf_lsm.rst
F: include/linux/bpf_lsm.h
F: kernel/bpf/bpf_lsm.c
F: security/bpf/
BROADCOM B44 10/100 ETHERNET DRIVER
M: Michael Chan <michael.chan@broadcom.com>
L: netdev@vger.kernel.org
@ -9069,10 +9080,7 @@ S: Supported
F: drivers/net/wireless/intel/iwlegacy/
INTEL WIRELESS WIFI LINK (iwlwifi)
M: Johannes Berg <johannes.berg@intel.com>
M: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
M: Luca Coelho <luciano.coelho@intel.com>
M: Intel Linux Wireless <linuxwifi@intel.com>
L: linux-wireless@vger.kernel.org
S: Supported
W: https://wireless.wiki.kernel.org/en/users/drivers/iwlwifi
@ -19114,12 +19122,17 @@ L: netdev@vger.kernel.org
L: bpf@vger.kernel.org
S: Supported
F: include/net/xdp.h
F: include/net/xdp_priv.h
F: include/trace/events/xdp.h
F: kernel/bpf/cpumap.c
F: kernel/bpf/devmap.c
F: net/core/xdp.c
N: xdp
K: xdp
F: samples/bpf/xdp*
F: tools/testing/selftests/bpf/*xdp*
F: tools/testing/selftests/bpf/*/*xdp*
F: drivers/net/ethernet/*/*/*/*/*xdp*
F: drivers/net/ethernet/*/*/*xdp*
K: (?:\b|_)xdp(?:\b|_)
XDP SOCKETS (AF_XDP)
M: Björn Töpel <bjorn.topel@intel.com>
@ -19128,9 +19141,12 @@ R: Jonathan Lemon <jonathan.lemon@gmail.com>
L: netdev@vger.kernel.org
L: bpf@vger.kernel.org
S: Maintained
F: Documentation/networking/af_xdp.rst
F: include/net/xdp_sock*
F: include/net/xsk_buff_pool.h
F: include/uapi/linux/if_xdp.h
F: include/uapi/linux/xdp_diag.h
F: include/net/netns/xdp.h
F: net/xdp/
F: samples/bpf/xdpsock*
F: tools/lib/bpf/xsk*

18
drivers/net/can/c_can/c_can.c
View File

@ -1295,12 +1295,22 @@ int c_can_power_up(struct net_device *dev)
time_after(time_out, jiffies))
cpu_relax();
if (time_after(jiffies, time_out))
return -ETIMEDOUT;
if (time_after(jiffies, time_out)) {
ret = -ETIMEDOUT;
goto err_out;
}
ret = c_can_start(dev);
if (!ret)
c_can_irq_control(priv, true);
if (ret)
goto err_out;
c_can_irq_control(priv, true);
return 0;
err_out:
c_can_reset_ram(priv, false);
c_can_pm_runtime_put_sync(priv);
return ret;
}

4
drivers/net/can/kvaser_pciefd.c
View File

@ -692,8 +692,10 @@ static int kvaser_pciefd_open(struct net_device *netdev)
return err;
err = kvaser_pciefd_bus_on(can);
if (err)
if (err) {
close_candev(netdev);
return err;
}
return 0;
}

11
drivers/net/can/m_can/tcan4x5x.c
View File

@ -489,18 +489,18 @@ static int tcan4x5x_can_probe(struct spi_device *spi)
spi->bits_per_word = 32;
ret = spi_setup(spi);
if (ret)
goto out_clk;
goto out_m_can_class_free_dev;
priv->regmap = devm_regmap_init(&spi->dev, &tcan4x5x_bus,
&spi->dev, &tcan4x5x_regmap);
if (IS_ERR(priv->regmap)) {
ret = PTR_ERR(priv->regmap);
goto out_clk;
goto out_m_can_class_free_dev;
}
ret = tcan4x5x_power_enable(priv->power, 1);
if (ret)
goto out_clk;
goto out_m_can_class_free_dev;
ret = tcan4x5x_parse_config(mcan_class);
if (ret)
@ -519,11 +519,6 @@ static int tcan4x5x_can_probe(struct spi_device *spi)
out_power:
tcan4x5x_power_enable(priv->power, 0);
out_clk:
if (!IS_ERR(mcan_class->cclk)) {
clk_disable_unprepare(mcan_class->cclk);
clk_disable_unprepare(mcan_class->hclk);
}
out_m_can_class_free_dev:
m_can_class_free_dev(mcan_class->net);
dev_err(&spi->dev, "Probe failed, err=%d\n", ret);

1
drivers/net/can/sja1000/sja1000.c
View File

@ -474,7 +474,6 @@ static int sja1000_err(struct net_device *dev, uint8_t isrc, uint8_t status)
netdev_dbg(dev, "arbitration lost interrupt\n");
alc = priv->read_reg(priv, SJA1000_ALC);
priv->can.can_stats.arbitration_lost++;
stats->tx_errors++;
cf->can_id |= CAN_ERR_LOSTARB;
cf->data[0] = alc & 0x1f;
}

1
drivers/net/can/sun4i_can.c
View File

@ -604,7 +604,6 @@ static int sun4i_can_err(struct net_device *dev, u8 isrc, u8 status)
netdev_dbg(dev, "arbitration lost interrupt\n");
alc = readl(priv->base + SUN4I_REG_STA_ADDR);
priv->can.can_stats.arbitration_lost++;
stats->tx_errors++;
if (likely(skb)) {
cf->can_id |= CAN_ERR_LOSTARB;
cf->data[0] = (alc >> 8) & 0x1f;

1
drivers/net/ethernet/broadcom/Kconfig
View File

@ -88,6 +88,7 @@ config BNX2
config CNIC
tristate "QLogic CNIC support"
depends on PCI && (IPV6 || IPV6=n)
depends on MMU
select BNX2
select UIO
help

1
drivers/net/ethernet/chelsio/cxgb3/sge.c
View File

@ -3175,6 +3175,7 @@ int t3_sge_alloc_qset(struct adapter *adapter, unsigned int id, int nports,
GFP_KERNEL | __GFP_COMP);
if (!avail) {
CH_ALERT(adapter, "free list queue 0 initialization failed\n");
ret = -ENOMEM;
goto err;
}
if (avail < q->fl[0].size)

1
drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
View File

@ -1206,6 +1206,7 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
sk_setup_caps(newsk, dst);
ctx = tls_get_ctx(lsk);
newsk->sk_destruct = ctx->sk_destruct;
newsk->sk_prot_creator = lsk->sk_prot_creator;
csk->sk = newsk;
csk->passive_reap_next = oreq;
csk->tx_chan = cxgb4_port_chan(ndev);

1
drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_hw.c
View File

@ -391,6 +391,7 @@ int chtls_setkey(struct chtls_sock *csk, u32 keylen,
csk->wr_unacked += DIV_ROUND_UP(len, 16);
enqueue_wr(csk, skb);
cxgb4_ofld_send(csk->egress_dev, skb);
skb = NULL;
chtls_set_scmd(csk);
/* Clear quiesce for Rx key */

10
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
View File

@ -2120,6 +2120,15 @@ static int dpaa_a050385_wa(struct net_device *net_dev, struct sk_buff **s)
skb_copy_header(new_skb, skb);
new_skb->dev = skb->dev;
/* Copy relevant timestamp info from the old skb to the new */
if (priv->tx_tstamp) {
skb_shinfo(new_skb)->tx_flags = skb_shinfo(skb)->tx_flags;
skb_shinfo(new_skb)->hwtstamps = skb_shinfo(skb)->hwtstamps;
skb_shinfo(new_skb)->tskey = skb_shinfo(skb)->tskey;
if (skb->sk)
skb_set_owner_w(new_skb, skb->sk);
}
/* We move the headroom when we align it so we have to reset the
* network and transport header offsets relative to the new data
* pointer. The checksum offload relies on these offsets.
@ -2127,7 +2136,6 @@ static int dpaa_a050385_wa(struct net_device *net_dev, struct sk_buff **s)
skb_set_network_header(new_skb, skb_network_offset(skb));
skb_set_transport_header(new_skb, skb_transport_offset(skb));
/* TODO: does timestamping need the result in the old skb? */
dev_kfree_skb(skb);
*s = new_skb;

190
drivers/net/ethernet/ibm/ibmvnic.c
View File

@ -834,7 +834,7 @@ static void release_napi(struct ibmvnic_adapter *adapter)
static int ibmvnic_login(struct net_device *netdev)
{
struct ibmvnic_adapter *adapter = netdev_priv(netdev);
unsigned long timeout = msecs_to_jiffies(30000);
unsigned long timeout = msecs_to_jiffies(20000);
int retry_count = 0;
int retries = 10;
bool retry;
@ -850,10 +850,8 @@ static int ibmvnic_login(struct net_device *netdev)
adapter->init_done_rc = 0;
reinit_completion(&adapter->init_done);
rc = send_login(adapter);
if (rc) {
netdev_warn(netdev, "Unable to login\n");
if (rc)
return rc;
}
if (!wait_for_completion_timeout(&adapter->init_done,
timeout)) {
@ -940,7 +938,7 @@ static void release_resources(struct ibmvnic_adapter *adapter)
static int set_link_state(struct ibmvnic_adapter *adapter, u8 link_state)
{
struct net_device *netdev = adapter->netdev;
unsigned long timeout = msecs_to_jiffies(30000);
unsigned long timeout = msecs_to_jiffies(20000);
union ibmvnic_crq crq;
bool resend;
int rc;
@ -1857,7 +1855,7 @@ static int do_change_param_reset(struct ibmvnic_adapter *adapter,
if (reset_state == VNIC_OPEN) {
rc = __ibmvnic_close(netdev);
if (rc)
return rc;
goto out;
}
release_resources(adapter);
@ -1875,24 +1873,25 @@ static int do_change_param_reset(struct ibmvnic_adapter *adapter,
}
rc = ibmvnic_reset_init(adapter, true);
if (rc)
return IBMVNIC_INIT_FAILED;
if (rc) {
rc = IBMVNIC_INIT_FAILED;
goto out;
}
/* If the adapter was in PROBE state prior to the reset,
* exit here.
*/
if (reset_state == VNIC_PROBED)
return 0;
goto out;
rc = ibmvnic_login(netdev);
if (rc) {
adapter->state = reset_state;
return rc;
goto out;
}
rc = init_resources(adapter);
if (rc)
return rc;
goto out;
ibmvnic_disable_irqs(adapter);
@ -1902,8 +1901,10 @@ static int do_change_param_reset(struct ibmvnic_adapter *adapter,
return 0;
rc = __ibmvnic_open(netdev);
if (rc)
return IBMVNIC_OPEN_FAILED;
if (rc) {
rc = IBMVNIC_OPEN_FAILED;
goto out;
}
/* refresh device's multicast list */
ibmvnic_set_multi(netdev);
@ -1912,7 +1913,10 @@ static int do_change_param_reset(struct ibmvnic_adapter *adapter,
for (i = 0; i < adapter->req_rx_queues; i++)
napi_schedule(&adapter->napi[i]);
return 0;
out:
if (rc)
adapter->state = reset_state;
return rc;
}
/**
@ -2015,7 +2019,6 @@ static int do_reset(struct ibmvnic_adapter *adapter,
rc = ibmvnic_login(netdev);
if (rc) {
adapter->state = reset_state;
goto out;
}
@ -2083,6 +2086,9 @@ static int do_reset(struct ibmvnic_adapter *adapter,
rc = 0;
out:
/* restore the adapter state if reset failed */
if (rc)
adapter->state = reset_state;
rtnl_unlock();
return rc;
@ -2115,43 +2121,46 @@ static int do_hard_reset(struct ibmvnic_adapter *adapter,
if (rc) {
netdev_err(adapter->netdev,
"Couldn't initialize crq. rc=%d\n", rc);
return rc;
goto out;
}
rc = ibmvnic_reset_init(adapter, false);
if (rc)
return rc;
goto out;
/* If the adapter was in PROBE state prior to the reset,
* exit here.
*/
if (reset_state == VNIC_PROBED)
return 0;
goto out;
rc = ibmvnic_login(netdev);
if (rc) {
adapter->state = VNIC_PROBED;
return 0;
}
if (rc)
goto out;
rc = init_resources(adapter);
if (rc)
return rc;
goto out;
ibmvnic_disable_irqs(adapter);
adapter->state = VNIC_CLOSED;
if (reset_state == VNIC_CLOSED)
return 0;
goto out;
rc = __ibmvnic_open(netdev);
if (rc)
return IBMVNIC_OPEN_FAILED;
if (rc) {
rc = IBMVNIC_OPEN_FAILED;
goto out;
}
call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, netdev);
call_netdevice_notifiers(NETDEV_RESEND_IGMP, netdev);
return 0;
out:
/* restore adapter state if reset failed */
if (rc)
adapter->state = reset_state;
return rc;
}
static struct ibmvnic_rwi *get_next_rwi(struct ibmvnic_adapter *adapter)
@ -2173,17 +2182,6 @@ static struct ibmvnic_rwi *get_next_rwi(struct ibmvnic_adapter *adapter)
return rwi;
}
static void free_all_rwi(struct ibmvnic_adapter *adapter)
{
struct ibmvnic_rwi *rwi;
rwi = get_next_rwi(adapter);
while (rwi) {
kfree(rwi);
rwi = get_next_rwi(adapter);
}
}
static void __ibmvnic_reset(struct work_struct *work)
{
struct ibmvnic_rwi *rwi;
@ -2241,20 +2239,23 @@ static void __ibmvnic_reset(struct work_struct *work)
rc = do_hard_reset(adapter, rwi, reset_state);
rtnl_unlock();
}
if (rc) {
/* give backing device time to settle down */
netdev_dbg(adapter->netdev,
"[S:%d] Hard reset failed, waiting 60 secs\n",
adapter->state);
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(60 * HZ);
}
} else if (!(rwi->reset_reason == VNIC_RESET_FATAL &&
adapter->from_passive_init)) {
rc = do_reset(adapter, rwi, reset_state);
}
kfree(rwi);
if (rc == IBMVNIC_OPEN_FAILED) {
if (list_empty(&adapter->rwi_list))
adapter->state = VNIC_CLOSED;
else
adapter->state = reset_state;
rc = 0;
} else if (rc && rc != IBMVNIC_INIT_FAILED &&
!adapter->force_reset_recovery)
break;
adapter->last_reset_time = jiffies;
if (rc)
netdev_dbg(adapter->netdev, "Reset failed, rc=%d\n", rc);
rwi = get_next_rwi(adapter);
@ -2268,11 +2269,6 @@ static void __ibmvnic_reset(struct work_struct *work)
complete(&adapter->reset_done);
}
if (rc) {
netdev_dbg(adapter->netdev, "Reset failed\n");
free_all_rwi(adapter);
}
clear_bit_unlock(0, &adapter->resetting);
}
@ -2360,7 +2356,13 @@ static void ibmvnic_tx_timeout(struct net_device *dev, unsigned int txqueue)
"Adapter is resetting, skip timeout reset\n");
return;
}
/* No queuing up reset until at least 5 seconds (default watchdog val)
* after last reset
*/
if (time_before(jiffies, (adapter->last_reset_time + dev->watchdog_timeo))) {
netdev_dbg(dev, "Not yet time to tx timeout.\n");
return;
}
ibmvnic_reset(adapter, VNIC_RESET_TIMEOUT);
}
@ -2402,6 +2404,12 @@ static int ibmvnic_poll(struct napi_struct *napi, int budget)
if (!pending_scrq(adapter, adapter->rx_scrq[scrq_num]))
break;
/* The queue entry at the current index is peeked at above
* to determine that there is a valid descriptor awaiting
* processing. We want to be sure that the current slot
* holds a valid descriptor before reading its contents.
*/
dma_rmb();
next = ibmvnic_next_scrq(adapter, adapter->rx_scrq[scrq_num]);
rx_buff =
(struct ibmvnic_rx_buff *)be64_to_cpu(next->
@ -2860,15 +2868,26 @@ static int reset_one_sub_crq_queue(struct ibmvnic_adapter *adapter,
{
int rc;
if (!scrq) {
netdev_dbg(adapter->netdev,
"Invalid scrq reset. irq (%d) or msgs (%p).\n",
scrq->irq, scrq->msgs);
return -EINVAL;
}
if (scrq->irq) {
free_irq(scrq->irq, scrq);
irq_dispose_mapping(scrq->irq);
scrq->irq = 0;
}
memset(scrq->msgs, 0, 4 * PAGE_SIZE);
atomic_set(&scrq->used, 0);
scrq->cur = 0;
if (scrq->msgs) {
memset(scrq->msgs, 0, 4 * PAGE_SIZE);
atomic_set(&scrq->used, 0);
scrq->cur = 0;
} else {
netdev_dbg(adapter->netdev, "Invalid scrq reset\n");
return -EINVAL;
}
rc = h_reg_sub_crq(adapter->vdev->unit_address, scrq->msg_token,
4 * PAGE_SIZE, &scrq->crq_num, &scrq->hw_irq);
@ -3100,13 +3119,18 @@ static int ibmvnic_complete_tx(struct ibmvnic_adapter *adapter,
unsigned int pool = scrq->pool_index;
int num_entries = 0;
/* The queue entry at the current index is peeked at above
* to determine that there is a valid descriptor awaiting
* processing. We want to be sure that the current slot
* holds a valid descriptor before reading its contents.
*/
dma_rmb();
next = ibmvnic_next_scrq(adapter, scrq);
for (i = 0; i < next->tx_comp.num_comps; i++) {
if (next->tx_comp.rcs[i]) {
if (next->tx_comp.rcs[i])
dev_err(dev, "tx error %x\n",
next->tx_comp.rcs[i]);
continue;
}
index = be32_to_cpu(next->tx_comp.correlators[i]);
if (index & IBMVNIC_TSO_POOL_MASK) {
tx_pool = &adapter->tso_pool[pool];
@ -3500,6 +3524,11 @@ static union sub_crq *ibmvnic_next_scrq(struct ibmvnic_adapter *adapter,
}
spin_unlock_irqrestore(&scrq->lock, flags);
/* Ensure that the entire buffer descriptor has been
* loaded before reading its contents
*/
dma_rmb();
return entry;
}
@ -3721,15 +3750,16 @@ static int send_login(struct ibmvnic_adapter *adapter)
struct ibmvnic_login_rsp_buffer *login_rsp_buffer;
struct ibmvnic_login_buffer *login_buffer;
struct device *dev = &adapter->vdev->dev;
struct vnic_login_client_data *vlcd;
dma_addr_t rsp_buffer_token;
dma_addr_t buffer_token;
size_t rsp_buffer_size;
union ibmvnic_crq crq;
int client_data_len;
size_t buffer_size;
__be64 *tx_list_p;
__be64 *rx_list_p;
int client_data_len;
struct vnic_login_client_data *vlcd;
int rc;
int i;
if (!adapter->tx_scrq || !adapter->rx_scrq) {
@ -3833,16 +3863,25 @@ static int send_login(struct ibmvnic_adapter *adapter)
crq.login.cmd = LOGIN;
crq.login.ioba = cpu_to_be32(buffer_token);
crq.login.len = cpu_to_be32(buffer_size);
ibmvnic_send_crq(adapter, &crq);
adapter->login_pending = true;
rc = ibmvnic_send_crq(adapter, &crq);
if (rc) {
adapter->login_pending = false;
netdev_err(adapter->netdev, "Failed to send login, rc=%d\n", rc);
goto buf_rsp_map_failed;
}
return 0;
buf_rsp_map_failed:
kfree(login_rsp_buffer);
adapter->login_rsp_buf = NULL;
buf_rsp_alloc_failed:
dma_unmap_single(dev, buffer_token, buffer_size, DMA_TO_DEVICE);
buf_map_failed:
kfree(login_buffer);
adapter->login_buf = NULL;
buf_alloc_failed:
return -1;
}
@ -4385,6 +4424,15 @@ static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq,
u64 *size_array;
int i;
/* CHECK: Test/set of login_pending does not need to be atomic
* because only ibmvnic_tasklet tests/clears this.
*/
if (!adapter->login_pending) {
netdev_warn(netdev, "Ignoring unexpected login response\n");
return 0;
}
adapter->login_pending = false;
dma_unmap_single(dev, adapter->login_buf_token, adapter->login_buf_sz,
DMA_TO_DEVICE);
dma_unmap_single(dev, adapter->login_rsp_buf_token,
@ -4414,7 +4462,7 @@ static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq,
adapter->req_rx_add_queues !=
be32_to_cpu(login_rsp->num_rxadd_subcrqs))) {
dev_err(dev, "FATAL: Inconsistent login and login rsp\n");
ibmvnic_remove(adapter->vdev);
ibmvnic_reset(adapter, VNIC_RESET_FATAL);
return -EIO;
}
size_array = (u64 *)((u8 *)(adapter->login_rsp_buf) +
@ -4756,6 +4804,11 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq,
case IBMVNIC_CRQ_INIT:
dev_info(dev, "Partner initialized\n");
adapter->from_passive_init = true;
/* Discard any stale login responses from prev reset.
* CHECK: should we clear even on INIT_COMPLETE?
*/
adapter->login_pending = false;
if (!completion_done(&adapter->init_done)) {
complete(&adapter->init_done);
adapter->init_done_rc = -EIO;
@ -5093,7 +5146,7 @@ static int init_crq_queue(struct ibmvnic_adapter *adapter)
static int ibmvnic_reset_init(struct ibmvnic_adapter *adapter, bool reset)
{
struct device *dev = &adapter->vdev->dev;
unsigned long timeout = msecs_to_jiffies(30000);
unsigned long timeout = msecs_to_jiffies(20000);
u64 old_num_rx_queues, old_num_tx_queues;
int rc;
@ -5188,6 +5241,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id)
dev_set_drvdata(&dev->dev, netdev);
adapter->vdev = dev;
adapter->netdev = netdev;
adapter->login_pending = false;
ether_addr_copy(adapter->mac_addr, mac_addr_p);
ether_addr_copy(netdev->dev_addr, adapter->mac_addr);
@ -5251,7 +5305,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id)
adapter->state = VNIC_PROBED;
adapter->wait_for_reset = false;
adapter->last_reset_time = jiffies;
return 0;
ibmvnic_register_fail:

3
drivers/net/ethernet/ibm/ibmvnic.h
View File

@ -1086,6 +1086,9 @@ struct ibmvnic_adapter {
struct delayed_work ibmvnic_delayed_reset;
unsigned long resetting;
bool napi_enabled, from_passive_init;
bool login_pending;
/* last device reset time */
unsigned long last_reset_time;
bool failover_pending;
bool force_reset_recovery;

1
drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
View File

@ -4426,6 +4426,7 @@ static int mvpp2_open(struct net_device *dev)
if (!valid) {
netdev_err(port->dev,
"invalid configuration: no dt or link IRQ");
err = -ENOENT;
goto err_free_irq;
}

2
drivers/net/ethernet/mellanox/mlx5/core/en_accel/fs_tcp.c
View File

@ -44,6 +44,7 @@ static void accel_fs_tcp_set_ipv4_flow(struct mlx5_flow_spec *spec, struct sock
outer_headers.dst_ipv4_dst_ipv6.ipv4_layout.ipv4);
}
#if IS_ENABLED(CONFIG_IPV6)
static void accel_fs_tcp_set_ipv6_flow(struct mlx5_flow_spec *spec, struct sock *sk)
{
MLX5_SET_TO_ONES(fte_match_param, spec->match_criteria, outer_headers.ip_protocol);
@ -63,6 +64,7 @@ static void accel_fs_tcp_set_ipv6_flow(struct mlx5_flow_spec *spec, struct sock
outer_headers.dst_ipv4_dst_ipv6.ipv6_layout.ipv6),
0xff, 16);
}
#endif
void mlx5e_accel_fs_del_sk(struct mlx5_flow_handle *rule)
{

22
drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
View File

@ -161,7 +161,9 @@ ipsec_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb,
}
static inline void
mlx5e_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg)
mlx5e_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb,
struct mlx5e_accel_tx_state *accel,
struct mlx5_wqe_eth_seg *eseg)
{
if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM;
@ -173,6 +175,11 @@ mlx5e_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb, struct
eseg->cs_flags |= MLX5_ETH_WQE_L4_CSUM;
sq->stats->csum_partial++;
}
#ifdef CONFIG_MLX5_EN_TLS
} else if (unlikely(accel && accel->tls.tls_tisn)) {
eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM | MLX5_ETH_WQE_L4_CSUM;
sq->stats->csum_partial++;
#endif
} else if (unlikely(eseg->flow_table_metadata & cpu_to_be32(MLX5_ETH_WQE_FT_META_IPSEC))) {
ipsec_txwqe_build_eseg_csum(sq, skb, eseg);
@ -607,12 +614,13 @@ void mlx5e_tx_mpwqe_ensure_complete(struct mlx5e_txqsq *sq)
}
static bool mlx5e_txwqe_build_eseg(struct mlx5e_priv *priv, struct mlx5e_txqsq *sq,
struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg)
struct sk_buff *skb, struct mlx5e_accel_tx_state *accel,
struct mlx5_wqe_eth_seg *eseg)
{
if (unlikely(!mlx5e_accel_tx_eseg(priv, skb, eseg)))
return false;
mlx5e_txwqe_build_eseg_csum(sq, skb, eseg);
mlx5e_txwqe_build_eseg_csum(sq, skb, accel, eseg);
return true;
}
@ -639,7 +647,7 @@ netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev)
if (mlx5e_tx_skb_supports_mpwqe(skb, &attr)) {
struct mlx5_wqe_eth_seg eseg = {};
if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &eseg)))
if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &eseg)))
return NETDEV_TX_OK;
mlx5e_sq_xmit_mpwqe(sq, skb, &eseg, netdev_xmit_more());
@ -656,7 +664,7 @@ netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev)
/* May update the WQE, but may not post other WQEs. */
mlx5e_accel_tx_finish(sq, wqe, &accel,
(struct mlx5_wqe_inline_seg *)(wqe->data + wqe_attr.ds_cnt_inl));
if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &wqe->eth)))
if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &wqe->eth)))
return NETDEV_TX_OK;
mlx5e_sq_xmit_wqe(sq, skb, &attr, &wqe_attr, wqe, pi, netdev_xmit_more());
@ -675,7 +683,7 @@ void mlx5e_sq_xmit_simple(struct mlx5e_txqsq *sq, struct sk_buff *skb, bool xmit
mlx5e_sq_calc_wqe_attr(skb, &attr, &wqe_attr);
pi = mlx5e_txqsq_get_next_pi(sq, wqe_attr.num_wqebbs);
wqe = MLX5E_TX_FETCH_WQE(sq, pi);
mlx5e_txwqe_build_eseg_csum(sq, skb, &wqe->eth);
mlx5e_txwqe_build_eseg_csum(sq, skb, NULL, &wqe->eth);
mlx5e_sq_xmit_wqe(sq, skb, &attr, &wqe_attr, wqe, pi, xmit_more);
}
@ -944,7 +952,7 @@ void mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
mlx5i_txwqe_build_datagram(av, dqpn, dqkey, datagram);
mlx5e_txwqe_build_eseg_csum(sq, skb, eseg);
mlx5e_txwqe_build_eseg_csum(sq, skb, NULL, eseg);
eseg->mss = attr.mss;

21
drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
View File

@ -422,6 +422,24 @@ static void release_all_pages(struct mlx5_core_dev *dev, u32 func_id,
npages, ec_function, func_id);
}
static u32 fwp_fill_manage_pages_out(struct fw_page *fwp, u32 *out, u32 index,
u32 npages)
{
u32 pages_set = 0;
unsigned int n;
for_each_clear_bit(n, &fwp->bitmask, MLX5_NUM_4K_IN_PAGE) {
MLX5_ARRAY_SET64(manage_pages_out, out, pas, index + pages_set,
fwp->addr + (n * MLX5_ADAPTER_PAGE_SIZE));
pages_set++;
if (!--npages)
break;
}
return pages_set;
}
static int reclaim_pages_cmd(struct mlx5_core_dev *dev,
u32 *in, int in_size, u32 *out, int out_size)
{
@ -448,8 +466,7 @@ static int reclaim_pages_cmd(struct mlx5_core_dev *dev,
fwp = rb_entry(p, struct fw_page, rb_node);
p = rb_next(p);
MLX5_ARRAY_SET64(manage_pages_out, out, pas, i, fwp->addr);
i++;
i += fwp_fill_manage_pages_out(fwp, out, i, npages - i);
}
MLX5_SET(manage_pages_out, out, output_num_entries, i);

1
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_cmd.c
View File

@ -92,6 +92,7 @@ int mlx5dr_cmd_query_device(struct mlx5_core_dev *mdev,
caps->eswitch_manager = MLX5_CAP_GEN(mdev, eswitch_manager);
caps->gvmi = MLX5_CAP_GEN(mdev, vhca_id);
caps->flex_protocols = MLX5_CAP_GEN(mdev, flex_parser_protocols);
caps->sw_format_ver = MLX5_CAP_GEN(mdev, steering_format_version);
if (mlx5dr_matcher_supp_flex_parser_icmp_v4(caps)) {
caps->flex_parser_id_icmp_dw0 = MLX5_CAP_GEN(mdev, flex_parser_id_icmp_dw0);

5
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
View File

@ -223,6 +223,11 @@ static int dr_domain_caps_init(struct mlx5_core_dev *mdev,
if (ret)
return ret;
if (dmn->info.caps.sw_format_ver != MLX5_STEERING_FORMAT_CONNECTX_5) {
mlx5dr_err(dmn, "SW steering is not supported on this device\n");
return -EOPNOTSUPP;
}
ret = dr_domain_query_fdb_caps(mdev, dmn);
if (ret)
return ret;

1
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h
View File

@ -625,6 +625,7 @@ struct mlx5dr_cmd_caps {
u8 max_ft_level;
u16 roce_min_src_udp;
u8 num_esw_ports;
u8 sw_format_ver;
bool eswitch_manager;
bool rx_sw_owner;
bool tx_sw_owner;

8
drivers/net/ethernet/pasemi/pasemi_mac.c
View File

@ -1078,16 +1078,20 @@ static int pasemi_mac_open(struct net_device *dev)
mac->tx = pasemi_mac_setup_tx_resources(dev);
if (!mac->tx)
if (!mac->tx) {
ret = -ENOMEM;
goto out_tx_ring;
}
/* We might already have allocated rings in case mtu was changed
* before interface was brought up.
*/
if (dev->mtu > 1500 && !mac->num_cs) {
pasemi_mac_setup_csrings(mac);
if (!mac->num_cs)
if (!mac->num_cs) {
ret = -ENOMEM;
goto out_tx_ring;
}
}
/* Zero out rmon counters */

20
drivers/net/geneve.c
View File

@ -257,11 +257,21 @@ static void geneve_rx(struct geneve_dev *geneve, struct geneve_sock *gs,
skb_dst_set(skb, &tun_dst->dst);
/* Ignore packet loops (and multicast echo) */
if (ether_addr_equal(eth_hdr(skb)->h_source, geneve->dev->dev_addr)) {
geneve->dev->stats.rx_errors++;
goto drop;
}
if (ether_addr_equal(eth_hdr(skb)->h_source, geneve->dev->dev_addr))
goto rx_error;
switch (skb_protocol(skb, true)) {
case htons(ETH_P_IP):
if (pskb_may_pull(skb, sizeof(struct iphdr)))
goto rx_error;
break;
case htons(ETH_P_IPV6):
if (pskb_may_pull(skb, sizeof(struct ipv6hdr)))
goto rx_error;
break;
default:
goto rx_error;
}
oiph = skb_network_header(skb);
skb_reset_network_header(skb);
@ -298,6 +308,8 @@ static void geneve_rx(struct geneve_dev *geneve, struct geneve_sock *gs,
dev_sw_netstats_rx_add(geneve->dev, len);
return;
rx_error:
geneve->dev->stats.rx_errors++;
drop:
/* Consume bad packet */
kfree_skb(skb);

7
drivers/net/vxlan.c
View File

@ -3798,6 +3798,9 @@ static void vxlan_config_apply(struct net_device *dev,
dev->gso_max_segs = lowerdev->gso_max_segs;
needed_headroom = lowerdev->hard_header_len;
needed_headroom += lowerdev->needed_headroom;
dev->needed_tailroom = lowerdev->needed_tailroom;
max_mtu = lowerdev->mtu - (use_ipv6 ? VXLAN6_HEADROOM :
VXLAN_HEADROOM);
@ -3877,8 +3880,10 @@ static int __vxlan_dev_create(struct net *net, struct net_device *dev,
if (dst->remote_ifindex) {
remote_dev = __dev_get_by_index(net, dst->remote_ifindex);
if (!remote_dev)
if (!remote_dev) {
err = -ENODEV;
goto errout;
}
err = netdev_upper_dev_link(remote_dev, dev, extack);
if (err)

4
drivers/net/wireless/intel/iwlwifi/iwl-config.h
View File

@ -491,8 +491,8 @@ struct iwl_cfg {
#define IWL_CFG_RF_ID_HR 0x7
#define IWL_CFG_RF_ID_HR1 0x4
#define IWL_CFG_NO_160 0x0
#define IWL_CFG_160 0x1
#define IWL_CFG_NO_160 0x1
#define IWL_CFG_160 0x0
#define IWL_CFG_CORES_BT 0x0
#define IWL_CFG_CORES_BT_GNSS 0x5

6
drivers/net/wireless/intel/iwlwifi/pcie/drv.c
View File

@ -536,9 +536,15 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
{IWL_PCI_DEVICE(0x2725, 0x0090, iwlax211_2ax_cfg_so_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0x0020, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0x0024, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0x0310, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0x0510, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0x0A10, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0xE020, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0xE024, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0x4020, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0x6020, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0x6024, iwlax210_2ax_cfg_ty_gf_a0)},
{IWL_PCI_DEVICE(0x2725, 0x00B0, iwlax411_2ax_cfg_sosnj_gf4_a0)},
{IWL_PCI_DEVICE(0x2726, 0x0070, iwlax201_cfg_snj_hr_b0)},
{IWL_PCI_DEVICE(0x2726, 0x0074, iwlax201_cfg_snj_hr_b0)},

17
drivers/net/wireless/mediatek/mt76/usb.c
View File

@ -1020,8 +1020,6 @@ void mt76u_stop_tx(struct mt76_dev *dev)
{
int ret;
mt76_worker_disable(&dev->tx_worker);
ret = wait_event_timeout(dev->tx_wait, !mt76_has_tx_pending(&dev->phy),
HZ / 5);
if (!ret) {
@ -1040,6 +1038,8 @@ void mt76u_stop_tx(struct mt76_dev *dev)
usb_kill_urb(q->entry[j].urb);
}
mt76_worker_disable(&dev->tx_worker);
/* On device removal we maight queue skb's, but mt76u_tx_kick()
* will fail to submit urb, cleanup those skb's manually.
*/
@ -1048,18 +1048,19 @@ void mt76u_stop_tx(struct mt76_dev *dev)
if (!q)
continue;
entry = q->entry[q->tail];
q->entry[q->tail].done = false;
mt76_queue_tx_complete(dev, q, &entry);
while (q->queued > 0) {
entry = q->entry[q->tail];
q->entry[q->tail].done = false;
mt76_queue_tx_complete(dev, q, &entry);
}
}
mt76_worker_enable(&dev->tx_worker);
}
cancel_work_sync(&dev->usb.stat_work);
clear_bit(MT76_READING_STATS, &dev->phy.state);
mt76_worker_enable(&dev->tx_worker);
mt76_tx_status_check(dev, NULL, true);
}
EXPORT_SYMBOL_GPL(mt76u_stop_tx);

2
drivers/net/wireless/realtek/rtw88/debug.c
View File

@ -147,6 +147,8 @@ static int rtw_debugfs_copy_from_user(char tmp[], int size,
{
int tmp_len;
memset(tmp, 0, size);
if (count < num)
return -EFAULT;

9
include/linux/mlx5/mlx5_ifc.h
View File

@ -1223,6 +1223,11 @@ enum mlx5_fc_bulk_alloc_bitmask {
#define MLX5_FC_BULK_NUM_FCS(fc_enum) (MLX5_FC_BULK_SIZE_FACTOR * (fc_enum))
enum {
MLX5_STEERING_FORMAT_CONNECTX_5 = 0,
MLX5_STEERING_FORMAT_CONNECTX_6DX = 1,
};
struct mlx5_ifc_cmd_hca_cap_bits {
u8 reserved_at_0[0x30];
u8 vhca_id[0x10];
@ -1521,7 +1526,9 @@ struct mlx5_ifc_cmd_hca_cap_bits {
u8 general_obj_types[0x40];
u8 reserved_at_440[0x20];
u8 reserved_at_440[0x4];
u8 steering_format_version[0x4];
u8 create_qp_start_hint[0x18];
u8 reserved_at_460[0x3];
u8 log_max_uctx[0x5];

14
include/linux/netdevice.h
View File

@ -2813,9 +2813,21 @@ u16 dev_pick_tx_zero(struct net_device *dev, struct sk_buff *skb,
struct net_device *sb_dev);
u16 dev_pick_tx_cpu_id(struct net_device *dev, struct sk_buff *skb,
struct net_device *sb_dev);
int dev_queue_xmit(struct sk_buff *skb);
int dev_queue_xmit_accel(struct sk_buff *skb, struct net_device *sb_dev);
int dev_direct_xmit(struct sk_buff *skb, u16 queue_id);
int __dev_direct_xmit(struct sk_buff *skb, u16 queue_id);
static inline int dev_direct_xmit(struct sk_buff *skb, u16 queue_id)
{
int ret;
ret = __dev_direct_xmit(skb, queue_id);
if (!dev_xmit_complete(ret))
kfree_skb(skb);
return ret;
}
int register_netdevice(struct net_device *dev);
void unregister_netdevice_queue(struct net_device *dev, struct list_head *head);
void unregister_netdevice_many(struct list_head *head);

2
include/net/inet_ecn.h
View File

@ -107,7 +107,7 @@ static inline int IP_ECN_set_ect1(struct iphdr *iph)
if ((iph->tos & INET_ECN_MASK) != INET_ECN_ECT_0)
return 0;
check += (__force u16)htons(0x100);
check += (__force u16)htons(0x1);
iph->check = (__force __sum16)(check + (check>=0xFFFF));
iph->tos ^= INET_ECN_MASK;

7
include/net/netfilter/nf_tables_offload.h
View File

@ -37,6 +37,7 @@ void nft_offload_update_dependency(struct nft_offload_ctx *ctx,
struct nft_flow_key {
struct flow_dissector_key_basic basic;
struct flow_dissector_key_control control;
union {
struct flow_dissector_key_ipv4_addrs ipv4;
struct flow_dissector_key_ipv6_addrs ipv6;
@ -62,6 +63,9 @@ struct nft_flow_rule {
#define NFT_OFFLOAD_F_ACTION (1 << 0)
void nft_flow_rule_set_addr_type(struct nft_flow_rule *flow,
enum flow_dissector_key_id addr_type);
struct nft_rule;
struct nft_flow_rule *nft_flow_rule_create(struct net *net, const struct nft_rule *rule);
void nft_flow_rule_destroy(struct nft_flow_rule *flow);
@ -74,6 +78,9 @@ int nft_flow_rule_offload_commit(struct net *net);
offsetof(struct nft_flow_key, __base.__field); \
(__reg)->len = __len; \
(__reg)->key = __key; \
#define NFT_OFFLOAD_MATCH_EXACT(__key, __base, __field, __len, __reg) \
NFT_OFFLOAD_MATCH(__key, __base, __field, __len, __reg) \
memset(&(__reg)->mask, 0xff, (__reg)->len);
int nft_chain_offload_priority(struct nft_base_chain *basechain);

1
include/net/xdp_sock.h
View File

@ -31,6 +31,7 @@ struct xdp_umem {
struct page **pgs;
int id;
struct list_head xsk_dma_list;
struct work_struct work;
};
struct xsk_map {

26
net/batman-adv/fragmentation.c
View File

@ -391,6 +391,7 @@ bool batadv_frag_skb_fwd(struct sk_buff *skb,
/**
* batadv_frag_create() - create a fragment from skb
* @net_dev: outgoing device for fragment
* @skb: skb to create fragment from
* @frag_head: header to use in new fragment
* @fragment_size: size of new fragment
@ -401,22 +402,25 @@ bool batadv_frag_skb_fwd(struct sk_buff *skb,
*
* Return: the new fragment, NULL on error.
*/
static struct sk_buff *batadv_frag_create(struct sk_buff *skb,
static struct sk_buff *batadv_frag_create(struct net_device *net_dev,
struct sk_buff *skb,
struct batadv_frag_packet *frag_head,
unsigned int fragment_size)
{
unsigned int ll_reserved = LL_RESERVED_SPACE(net_dev);
unsigned int tailroom = net_dev->needed_tailroom;
struct sk_buff *skb_fragment;
unsigned int header_size = sizeof(*frag_head);
unsigned int mtu = fragment_size + header_size;
skb_fragment = netdev_alloc_skb(NULL, mtu + ETH_HLEN);
skb_fragment = dev_alloc_skb(ll_reserved + mtu + tailroom);
if (!skb_fragment)
goto err;
skb_fragment->priority = skb->priority;
/* Eat the last mtu-bytes of the skb */
skb_reserve(skb_fragment, header_size + ETH_HLEN);
skb_reserve(skb_fragment, ll_reserved + header_size);
skb_split(skb, skb_fragment, skb->len - fragment_size);
/* Add the header */
@ -439,11 +443,12 @@ int batadv_frag_send_packet(struct sk_buff *skb,
struct batadv_orig_node *orig_node,
struct batadv_neigh_node *neigh_node)
{
struct net_device *net_dev = neigh_node->if_incoming->net_dev;
struct batadv_priv *bat_priv;
struct batadv_hard_iface *primary_if = NULL;
struct batadv_frag_packet frag_header;
struct sk_buff *skb_fragment;
unsigned int mtu = neigh_node->if_incoming->net_dev->mtu;
unsigned int mtu = net_dev->mtu;
unsigned int header_size = sizeof(frag_header);
unsigned int max_fragment_size, num_fragments;
int ret;
@ -503,7 +508,7 @@ int batadv_frag_send_packet(struct sk_buff *skb,
goto put_primary_if;
}
skb_fragment = batadv_frag_create(skb, &frag_header,
skb_fragment = batadv_frag_create(net_dev, skb, &frag_header,
max_fragment_size);
if (!skb_fragment) {
ret = -ENOMEM;
@ -522,13 +527,14 @@ int batadv_frag_send_packet(struct sk_buff *skb,
frag_header.no++;
}
/* Make room for the fragment header. */
if (batadv_skb_head_push(skb, header_size) < 0 ||
pskb_expand_head(skb, header_size + ETH_HLEN, 0, GFP_ATOMIC) < 0) {
ret = -ENOMEM;
/* make sure that there is at least enough head for the fragmentation
* and ethernet headers
*/
ret = skb_cow_head(skb, ETH_HLEN + header_size);
if (ret < 0)
goto put_primary_if;
}
skb_push(skb, header_size);
memcpy(skb->data, &frag_header, header_size);
/* Send the last fragment */

3
net/batman-adv/hard-interface.c
View File

@ -554,6 +554,9 @@ static void batadv_hardif_recalc_extra_skbroom(struct net_device *soft_iface)
needed_headroom = lower_headroom + (lower_header_len - ETH_HLEN);
needed_headroom += batadv_max_header_len();
/* fragmentation headers don't strip the unicast/... header */
needed_headroom += sizeof(struct batadv_frag_packet);
soft_iface->needed_headroom = needed_headroom;
soft_iface->needed_tailroom = lower_tailroom;
}

7
net/bridge/br_netfilter_hooks.c
View File

@ -735,6 +735,11 @@ static int br_nf_dev_queue_xmit(struct net *net, struct sock *sk, struct sk_buff
mtu_reserved = nf_bridge_mtu_reduction(skb);
mtu = skb->dev->mtu;
if (nf_bridge->pkt_otherhost) {
skb->pkt_type = PACKET_OTHERHOST;
nf_bridge->pkt_otherhost = false;
}
if (nf_bridge->frag_max_size && nf_bridge->frag_max_size < mtu)
mtu = nf_bridge->frag_max_size;
@ -835,8 +840,6 @@ static unsigned int br_nf_post_routing(void *priv,
else
return NF_ACCEPT;
/* We assume any code from br_dev_queue_push_xmit onwards doesn't care
* about the value of skb->pkt_type. */
if (skb->pkt_type == PACKET_OTHERHOST) {
skb->pkt_type = PACKET_HOST;
nf_bridge->pkt_otherhost = true;

8
net/core/dev.c
View File

@ -4180,7 +4180,7 @@ int dev_queue_xmit_accel(struct sk_buff *skb, struct net_device *sb_dev)
}
EXPORT_SYMBOL(dev_queue_xmit_accel);
int dev_direct_xmit(struct sk_buff *skb, u16 queue_id)
int __dev_direct_xmit(struct sk_buff *skb, u16 queue_id)
{
struct net_device *dev = skb->dev;
struct sk_buff *orig_skb = skb;
@ -4210,17 +4210,13 @@ int dev_direct_xmit(struct sk_buff *skb, u16 queue_id)
dev_xmit_recursion_dec();
local_bh_enable();
if (!dev_xmit_complete(ret))
kfree_skb(skb);
return ret;
drop:
atomic_long_inc(&dev->tx_dropped);
kfree_skb_list(skb);
return NET_XMIT_DROP;
}
EXPORT_SYMBOL(dev_direct_xmit);
EXPORT_SYMBOL(__dev_direct_xmit);
/*************************************************************************
* Receiver routines

3
net/core/skbuff.c
View File

@ -5786,6 +5786,9 @@ int skb_mpls_dec_ttl(struct sk_buff *skb)
if (unlikely(!eth_p_mpls(skb->protocol)))
return -EINVAL;
if (!pskb_may_pull(skb, skb_network_offset(skb) + MPLS_HLEN))
return -ENOMEM;
lse = be32_to_cpu(mpls_hdr(skb)->label_stack_entry);
ttl = (lse & MPLS_LS_TTL_MASK) >> MPLS_LS_TTL_SHIFT;
if (!--ttl)

7
net/ipv4/route.c
View File

@ -3222,7 +3222,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
fl4.daddr = dst;
fl4.saddr = src;
fl4.flowi4_tos = rtm->rtm_tos;
fl4.flowi4_tos = rtm->rtm_tos & IPTOS_RT_MASK;
fl4.flowi4_oif = tb[RTA_OIF] ? nla_get_u32(tb[RTA_OIF]) : 0;
fl4.flowi4_mark = mark;
fl4.flowi4_uid = uid;
@ -3246,8 +3246,9 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
fl4.flowi4_iif = iif; /* for rt_fill_info */
skb->dev = dev;
skb->mark = mark;
err = ip_route_input_rcu(skb, dst, src, rtm->rtm_tos,
dev, &res);
err = ip_route_input_rcu(skb, dst, src,
rtm->rtm_tos & IPTOS_RT_MASK, dev,
&res);
rt = skb_rtable(skb);
if (err == 0 && rt->dst.error)

16
net/ipv6/ip6_gre.c
View File

@ -1133,8 +1133,13 @@ static void ip6gre_tnl_link_config_route(struct ip6_tnl *t, int set_mtu,
return;
if (rt->dst.dev) {
dev->needed_headroom = rt->dst.dev->hard_header_len +
t_hlen;
unsigned short dst_len = rt->dst.dev->hard_header_len +
t_hlen;
if (t->dev->header_ops)
dev->hard_header_len = dst_len;
else
dev->needed_headroom = dst_len;
if (set_mtu) {
dev->mtu = rt->dst.dev->mtu - t_hlen;
@ -1159,7 +1164,12 @@ static int ip6gre_calc_hlen(struct ip6_tnl *tunnel)
tunnel->hlen = tunnel->tun_hlen + tunnel->encap_hlen;
t_hlen = tunnel->hlen + sizeof(struct ipv6hdr);
tunnel->dev->needed_headroom = LL_MAX_HEADER + t_hlen;
if (tunnel->dev->header_ops)
tunnel->dev->hard_header_len = LL_MAX_HEADER + t_hlen;
else
tunnel->dev->needed_headroom = LL_MAX_HEADER + t_hlen;
return t_hlen;
}

3
net/netfilter/ipset/ip_set_core.c
View File

@ -271,8 +271,7 @@ flag_nested(const struct nlattr *nla)
static const struct nla_policy ipaddr_policy[IPSET_ATTR_IPADDR_MAX + 1] = {
[IPSET_ATTR_IPADDR_IPV4] = { .type = NLA_U32 },
[IPSET_ATTR_IPADDR_IPV6] = { .type = NLA_BINARY,
.len = sizeof(struct in6_addr) },
[IPSET_ATTR_IPADDR_IPV6] = NLA_POLICY_EXACT_LEN(sizeof(struct in6_addr)),
};
int

31
net/netfilter/ipvs/ip_vs_ctl.c
View File

@ -4167,12 +4167,18 @@ int __net_init ip_vs_control_net_init(struct netns_ipvs *ipvs)
spin_lock_init(&ipvs->tot_stats.lock);
proc_create_net("ip_vs", 0, ipvs->net->proc_net, &ip_vs_info_seq_ops,
sizeof(struct ip_vs_iter));
proc_create_net_single("ip_vs_stats", 0, ipvs->net->proc_net,
ip_vs_stats_show, NULL);
proc_create_net_single("ip_vs_stats_percpu", 0, ipvs->net->proc_net,
ip_vs_stats_percpu_show, NULL);
#ifdef CONFIG_PROC_FS
if (!proc_create_net("ip_vs", 0, ipvs->net->proc_net,
&ip_vs_info_seq_ops, sizeof(struct ip_vs_iter)))
goto err_vs;
if (!proc_create_net_single("ip_vs_stats", 0, ipvs->net->proc_net,
ip_vs_stats_show, NULL))
goto err_stats;
if (!proc_create_net_single("ip_vs_stats_percpu", 0,
ipvs->net->proc_net,
ip_vs_stats_percpu_show, NULL))
goto err_percpu;
#endif
if (ip_vs_control_net_init_sysctl(ipvs))
goto err;
@ -4180,6 +4186,17 @@ int __net_init ip_vs_control_net_init(struct netns_ipvs *ipvs)
return 0;
err:
#ifdef CONFIG_PROC_FS
remove_proc_entry("ip_vs_stats_percpu", ipvs->net->proc_net);
err_percpu:
remove_proc_entry("ip_vs_stats", ipvs->net->proc_net);
err_stats:
remove_proc_entry("ip_vs", ipvs->net->proc_net);
err_vs:
#endif
free_percpu(ipvs->tot_stats.cpustats);
return -ENOMEM;
}
@ -4188,9 +4205,11 @@ void __net_exit ip_vs_control_net_cleanup(struct netns_ipvs *ipvs)
{
ip_vs_trash_cleanup(ipvs);
ip_vs_control_net_cleanup_sysctl(ipvs);
#ifdef CONFIG_PROC_FS
remove_proc_entry("ip_vs_stats_percpu", ipvs->net->proc_net);
remove_proc_entry("ip_vs_stats", ipvs->net->proc_net);
remove_proc_entry("ip_vs", ipvs->net->proc_net);
#endif
free_percpu(ipvs->tot_stats.cpustats);
}

3
net/netfilter/nf_tables_api.c
View File

@ -619,7 +619,8 @@ static int nft_request_module(struct net *net, const char *fmt, ...)
static void lockdep_nfnl_nft_mutex_not_held(void)
{
#ifdef CONFIG_PROVE_LOCKING
WARN_ON_ONCE(lockdep_nfnl_is_held(NFNL_SUBSYS_NFTABLES));
if (debug_locks)
WARN_ON_ONCE(lockdep_nfnl_is_held(NFNL_SUBSYS_NFTABLES));
#endif
}

17
net/netfilter/nf_tables_offload.c
View File

@ -28,6 +28,23 @@ static struct nft_flow_rule *nft_flow_rule_alloc(int num_actions)
return flow;
}
void nft_flow_rule_set_addr_type(struct nft_flow_rule *flow,
enum flow_dissector_key_id addr_type)
{
struct nft_flow_match *match = &flow->match;
struct nft_flow_key *mask = &match->mask;
struct nft_flow_key *key = &match->key;
if (match->dissector.used_keys & BIT(FLOW_DISSECTOR_KEY_CONTROL))
return;
key->control.addr_type = addr_type;
mask->control.addr_type = 0xffff;
match->dissector.used_keys |= BIT(FLOW_DISSECTOR_KEY_CONTROL);
match->dissector.offset[FLOW_DISSECTOR_KEY_CONTROL] =
offsetof(struct nft_flow_key, control);
}
struct nft_flow_rule *nft_flow_rule_create(struct net *net,
const struct nft_rule *rule)
{

8
net/netfilter/nft_cmp.c
View File

@ -123,11 +123,11 @@ static int __nft_cmp_offload(struct nft_offload_ctx *ctx,
u8 *mask = (u8 *)&flow->match.mask;
u8 *key = (u8 *)&flow->match.key;
if (priv->op != NFT_CMP_EQ || reg->len != priv->len)
if (priv->op != NFT_CMP_EQ || priv->len > reg->len)
return -EOPNOTSUPP;
memcpy(key + reg->offset, &priv->data, priv->len);
memcpy(mask + reg->offset, &reg->mask, priv->len);
memcpy(key + reg->offset, &priv->data, reg->len);
memcpy(mask + reg->offset, &reg->mask, reg->len);
flow->match.dissector.used_keys |= BIT(reg->key);
flow->match.dissector.offset[reg->key] = reg->base_offset;
@ -137,7 +137,7 @@ static int __nft_cmp_offload(struct nft_offload_ctx *ctx,
nft_reg_load16(priv->data.data) != ARPHRD_ETHER)
return -EOPNOTSUPP;
nft_offload_update_dependency(ctx, &priv->data, priv->len);
nft_offload_update_dependency(ctx, &priv->data, reg->len);
return 0;
}

16
net/netfilter/nft_meta.c
View File

@ -724,22 +724,22 @@ static int nft_meta_get_offload(struct nft_offload_ctx *ctx,
switch (priv->key) {
case NFT_META_PROTOCOL:
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_BASIC, basic, n_proto,
sizeof(__u16), reg);
NFT_OFFLOAD_MATCH_EXACT(FLOW_DISSECTOR_KEY_BASIC, basic, n_proto,
sizeof(__u16), reg);
nft_offload_set_dependency(ctx, NFT_OFFLOAD_DEP_NETWORK);
break;
case NFT_META_L4PROTO:
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_BASIC, basic, ip_proto,
sizeof(__u8), reg);
NFT_OFFLOAD_MATCH_EXACT(FLOW_DISSECTOR_KEY_BASIC, basic, ip_proto,
sizeof(__u8), reg);
nft_offload_set_dependency(ctx, NFT_OFFLOAD_DEP_TRANSPORT);
break;
case NFT_META_IIF:
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_META, meta,
ingress_ifindex, sizeof(__u32), reg);
NFT_OFFLOAD_MATCH_EXACT(FLOW_DISSECTOR_KEY_META, meta,
ingress_ifindex, sizeof(__u32), reg);
break;
case NFT_META_IIFTYPE:
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_META, meta,
ingress_iftype, sizeof(__u16), reg);
NFT_OFFLOAD_MATCH_EXACT(FLOW_DISSECTOR_KEY_META, meta,
ingress_iftype, sizeof(__u16), reg);
break;
default:
return -EOPNOTSUPP;

70
net/netfilter/nft_payload.c
View File

@ -165,6 +165,34 @@ static int nft_payload_dump(struct sk_buff *skb, const struct nft_expr *expr)
return -1;
}
static bool nft_payload_offload_mask(struct nft_offload_reg *reg,
u32 priv_len, u32 field_len)
{
unsigned int remainder, delta, k;
struct nft_data mask = {};
__be32 remainder_mask;
if (priv_len == field_len) {
memset(&reg->mask, 0xff, priv_len);
return true;
} else if (priv_len > field_len) {
return false;
}
memset(&mask, 0xff, field_len);
remainder = priv_len % sizeof(u32);
if (remainder) {
k = priv_len / sizeof(u32);
delta = field_len - priv_len;
remainder_mask = htonl(~((1 << (delta * BITS_PER_BYTE)) - 1));
mask.data[k] = (__force u32)remainder_mask;
}
memcpy(&reg->mask, &mask, field_len);
return true;
}
static int nft_payload_offload_ll(struct nft_offload_ctx *ctx,
struct nft_flow_rule *flow,
const struct nft_payload *priv)
@ -173,21 +201,21 @@ static int nft_payload_offload_ll(struct nft_offload_ctx *ctx,
switch (priv->offset) {
case offsetof(struct ethhdr, h_source):
if (priv->len != ETH_ALEN)
if (!nft_payload_offload_mask(reg, priv->len, ETH_ALEN))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_ETH_ADDRS, eth_addrs,
src, ETH_ALEN, reg);
break;
case offsetof(struct ethhdr, h_dest):
if (priv->len != ETH_ALEN)
if (!nft_payload_offload_mask(reg, priv->len, ETH_ALEN))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_ETH_ADDRS, eth_addrs,
dst, ETH_ALEN, reg);
break;
case offsetof(struct ethhdr, h_proto):
if (priv->len != sizeof(__be16))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__be16)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_BASIC, basic,
@ -195,14 +223,14 @@ static int nft_payload_offload_ll(struct nft_offload_ctx *ctx,
nft_offload_set_dependency(ctx, NFT_OFFLOAD_DEP_NETWORK);
break;
case offsetof(struct vlan_ethhdr, h_vlan_TCI):
if (priv->len != sizeof(__be16))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__be16)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_VLAN, vlan,
vlan_tci, sizeof(__be16), reg);
break;
case offsetof(struct vlan_ethhdr, h_vlan_encapsulated_proto):
if (priv->len != sizeof(__be16))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__be16)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_VLAN, vlan,
@ -210,7 +238,7 @@ static int nft_payload_offload_ll(struct nft_offload_ctx *ctx,
nft_offload_set_dependency(ctx, NFT_OFFLOAD_DEP_NETWORK);
break;
case offsetof(struct vlan_ethhdr, h_vlan_TCI) + sizeof(struct vlan_hdr):
if (priv->len != sizeof(__be16))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__be16)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_CVLAN, vlan,
@ -218,7 +246,7 @@ static int nft_payload_offload_ll(struct nft_offload_ctx *ctx,
break;
case offsetof(struct vlan_ethhdr, h_vlan_encapsulated_proto) +
sizeof(struct vlan_hdr):
if (priv->len != sizeof(__be16))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__be16)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_CVLAN, vlan,
@ -239,21 +267,25 @@ static int nft_payload_offload_ip(struct nft_offload_ctx *ctx,
switch (priv->offset) {
case offsetof(struct iphdr, saddr):
if (priv->len != sizeof(struct in_addr))
if (!nft_payload_offload_mask(reg, priv->len,
sizeof(struct in_addr)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_IPV4_ADDRS, ipv4, src,
sizeof(struct in_addr), reg);
nft_flow_rule_set_addr_type(flow, FLOW_DISSECTOR_KEY_IPV4_ADDRS);
break;
case offsetof(struct iphdr, daddr):
if (priv->len != sizeof(struct in_addr))
if (!nft_payload_offload_mask(reg, priv->len,
sizeof(struct in_addr)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_IPV4_ADDRS, ipv4, dst,
sizeof(struct in_addr), reg);
nft_flow_rule_set_addr_type(flow, FLOW_DISSECTOR_KEY_IPV4_ADDRS);
break;
case offsetof(struct iphdr, protocol):
if (priv->len != sizeof(__u8))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__u8)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_BASIC, basic, ip_proto,
@ -275,21 +307,25 @@ static int nft_payload_offload_ip6(struct nft_offload_ctx *ctx,
switch (priv->offset) {
case offsetof(struct ipv6hdr, saddr):
if (priv->len != sizeof(struct in6_addr))
if (!nft_payload_offload_mask(reg, priv->len,
sizeof(struct in6_addr)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_IPV6_ADDRS, ipv6, src,
sizeof(struct in6_addr), reg);
nft_flow_rule_set_addr_type(flow, FLOW_DISSECTOR_KEY_IPV6_ADDRS);
break;
case offsetof(struct ipv6hdr, daddr):
if (priv->len != sizeof(struct in6_addr))
if (!nft_payload_offload_mask(reg, priv->len,
sizeof(struct in6_addr)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_IPV6_ADDRS, ipv6, dst,
sizeof(struct in6_addr), reg);
nft_flow_rule_set_addr_type(flow, FLOW_DISSECTOR_KEY_IPV6_ADDRS);
break;
case offsetof(struct ipv6hdr, nexthdr):
if (priv->len != sizeof(__u8))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__u8)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_BASIC, basic, ip_proto,
@ -331,14 +367,14 @@ static int nft_payload_offload_tcp(struct nft_offload_ctx *ctx,
switch (priv->offset) {
case offsetof(struct tcphdr, source):
if (priv->len != sizeof(__be16))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__be16)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_PORTS, tp, src,
sizeof(__be16), reg);
break;
case offsetof(struct tcphdr, dest):
if (priv->len != sizeof(__be16))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__be16)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_PORTS, tp, dst,
@ -359,14 +395,14 @@ static int nft_payload_offload_udp(struct nft_offload_ctx *ctx,
switch (priv->offset) {
case offsetof(struct udphdr, source):
if (priv->len != sizeof(__be16))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__be16)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_PORTS, tp, src,
sizeof(__be16), reg);
break;
case offsetof(struct udphdr, dest):
if (priv->len != sizeof(__be16))
if (!nft_payload_offload_mask(reg, priv->len, sizeof(__be16)))
return -EOPNOTSUPP;
NFT_OFFLOAD_MATCH(FLOW_DISSECTOR_KEY_PORTS, tp, dst,

3
net/openvswitch/actions.c
View File

@ -199,6 +199,9 @@ static int set_mpls(struct sk_buff *skb, struct sw_flow_key *flow_key,
__be32 lse;
int err;
if (!pskb_may_pull(skb, skb_network_offset(skb) + MPLS_HLEN))
return -ENOMEM;
stack = mpls_hdr(skb);
lse = OVS_MASKED(stack->label_stack_entry, *mpls_lse, *mask);
err = skb_mpls_update_lse(skb, lse);

3
net/sched/act_mpls.c
View File

@ -105,6 +105,9 @@ static int tcf_mpls_act(struct sk_buff *skb, const struct tc_action *a,
goto drop;
break;
case TCA_MPLS_ACT_MODIFY:
if (!pskb_may_pull(skb,
skb_network_offset(skb) + MPLS_HLEN))
goto drop;
new_lse = tcf_mpls_get_lse(mpls_hdr(skb), p, false);
if (skb_mpls_update_lse(skb, new_lse))
goto drop;

2
net/tipc/node.c
View File

@ -2182,6 +2182,8 @@ void tipc_node_apply_property(struct net *net, struct tipc_bearer *b,
else if (prop == TIPC_NLA_PROP_MTU)
tipc_link_set_mtu(e->link, b->mtu);
}
/* Update MTU for node link entry */
e->mtu = tipc_link_mss(e->link);
tipc_node_write_unlock(n);
tipc_bearer_xmit(net, bearer_id, &xmitq, &e->maddr, NULL);
}

6
net/x25/af_x25.c
View File

@ -681,7 +681,8 @@ static int x25_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
int len, i, rc = 0;
if (addr_len != sizeof(struct sockaddr_x25) ||
addr->sx25_family != AF_X25) {
addr->sx25_family != AF_X25 ||
strnlen(addr->sx25_addr.x25_addr, X25_ADDR_LEN) == X25_ADDR_LEN) {
rc = -EINVAL;
goto out;
}
@ -775,7 +776,8 @@ static int x25_connect(struct socket *sock, struct sockaddr *uaddr,
rc = -EINVAL;
if (addr_len != sizeof(struct sockaddr_x25) ||
addr->sx25_family != AF_X25)
addr->sx25_family != AF_X25 ||
strnlen(addr->sx25_addr.x25_addr, X25_ADDR_LEN) == X25_ADDR_LEN)
goto out;
rc = -ENETUNREACH;

19
net/xdp/xdp_umem.c
View File

@ -66,18 +66,31 @@ static void xdp_umem_release(struct xdp_umem *umem)
kfree(umem);
}
static void xdp_umem_release_deferred(struct work_struct *work)
{
struct xdp_umem *umem = container_of(work, struct xdp_umem, work);
xdp_umem_release(umem);
}
void xdp_get_umem(struct xdp_umem *umem)
{
refcount_inc(&umem->users);
}
void xdp_put_umem(struct xdp_umem *umem)
void xdp_put_umem(struct xdp_umem *umem, bool defer_cleanup)
{
if (!umem)
return;
if (refcount_dec_and_test(&umem->users))
xdp_umem_release(umem);
if (refcount_dec_and_test(&umem->users)) {
if (defer_cleanup) {
INIT_WORK(&umem->work, xdp_umem_release_deferred);
schedule_work(&umem->work);
} else {
xdp_umem_release(umem);
}
}
}
static int xdp_umem_pin_pages(struct xdp_umem *umem, unsigned long address)

2
net/xdp/xdp_umem.h
View File

@ -9,7 +9,7 @@
#include <net/xdp_sock_drv.h>
void xdp_get_umem(struct xdp_umem *umem);
void xdp_put_umem(struct xdp_umem *umem);
void xdp_put_umem(struct xdp_umem *umem, bool defer_cleanup);
struct xdp_umem *xdp_umem_create(struct xdp_umem_reg *mr);
#endif /* XDP_UMEM_H_ */

10
net/xdp/xsk.c
View File

@ -411,11 +411,7 @@ static int xsk_generic_xmit(struct sock *sk)
skb_shinfo(skb)->destructor_arg = (void *)(long)desc.addr;
skb->destructor = xsk_destruct_skb;
/* Hinder dev_direct_xmit from freeing the packet and
* therefore completing it in the destructor
*/
refcount_inc(&skb->users);
err = dev_direct_xmit(skb, xs->queue_id);
err = __dev_direct_xmit(skb, xs->queue_id);
if (err == NETDEV_TX_BUSY) {
/* Tell user-space to retry the send */
skb->destructor = sock_wfree;
@ -429,12 +425,10 @@ static int xsk_generic_xmit(struct sock *sk)
/* Ignore NET_XMIT_CN as packet might have been sent */
if (err == NET_XMIT_DROP) {
/* SKB completed but not sent */
kfree_skb(skb);
err = -EBUSY;
goto out;
}
consume_skb(skb);
sent_frame = true;
}
@ -1147,7 +1141,7 @@ static void xsk_destruct(struct sock *sk)
return;
if (!xp_put_pool(xs->pool))
xdp_put_umem(xs->umem);
xdp_put_umem(xs->umem, !xs->pool);
sk_refcnt_debug_dec(sk);
}

6
net/xdp/xsk_buff_pool.c
View File

@ -185,8 +185,10 @@ static int __xp_assign_dev(struct xsk_buff_pool *pool,
err_unreg_pool:
if (!force_zc)
err = 0; /* fallback to copy mode */
if (err)
if (err) {
xsk_clear_pool_at_qid(netdev, queue_id);
dev_put(netdev);
}
return err;
}
@ -242,7 +244,7 @@ static void xp_release_deferred(struct work_struct *work)
pool->cq = NULL;
}
xdp_put_umem(pool->umem);
xdp_put_umem(pool->umem, false);
xp_destroy(pool);
}

1
tools/bpf/bpftool/btf.c
View File

@ -693,6 +693,7 @@ build_btf_type_table(struct btf_attach_table *tab, enum bpf_obj_type type,
obj_node = calloc(1, sizeof(*obj_node));
if (!obj_node) {
p_err("failed to allocate memory: %s", strerror(errno));
err = -ENOMEM;
goto err_free;
}

1
tools/testing/selftests/tc-testing/config
View File

@ -59,6 +59,7 @@ CONFIG_NET_IFE_SKBPRIO=m
CONFIG_NET_IFE_SKBTCINDEX=m
CONFIG_NET_SCH_FIFO=y
CONFIG_NET_SCH_ETS=m
CONFIG_NET_SCH_RED=m
#
## Network testing