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RDMA/i40iw: Fix endian issues and warnings

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Fix endian warnings and errors due to u32 stored to u16.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
Signed-off-by: Faisal Latif <faisal.latif@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Ismail, Mustafa 2016-04-18 10:33:07 -05:00 committed by Doug Ledford
parent b7aee855d3
commit 20c61f7e88
8 changed files with 54 additions and 56 deletions
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4
drivers/infiniband/hw/i40iw/i40iw.h
View File

@ -391,7 +391,7 @@ void i40iw_flush_wqes(struct i40iw_device *iwdev,
void i40iw_manage_arp_cache(struct i40iw_device *iwdev,
unsigned char *mac_addr,
__be32 *ip_addr,
u32 *ip_addr,
bool ipv4,
u32 action);
@ -549,7 +549,7 @@ enum i40iw_status_code i40iw_hw_flush_wqes(struct i40iw_device *iwdev,
struct i40iw_qp_flush_info *info,
bool wait);
void i40iw_copy_ip_ntohl(u32 *dst, u32 *src);
void i40iw_copy_ip_ntohl(u32 *dst, __be32 *src);
struct ib_mr *i40iw_reg_phys_mr(struct ib_pd *ib_pd,
u64 addr,
u64 size,

57
drivers/infiniband/hw/i40iw/i40iw_cm.c
View File

@ -771,6 +771,7 @@ static void i40iw_build_mpa_v2(struct i40iw_cm_node *cm_node,
{
struct ietf_mpa_v2 *mpa_frame = (struct ietf_mpa_v2 *)start_addr;
struct ietf_rtr_msg *rtr_msg = &mpa_frame->rtr_msg;
u16 ctrl_ird, ctrl_ord;
/* initialize the upper 5 bytes of the frame */
i40iw_build_mpa_v1(cm_node, start_addr, mpa_key);
@ -779,38 +780,38 @@ static void i40iw_build_mpa_v2(struct i40iw_cm_node *cm_node,
/* initialize RTR msg */
if (cm_node->mpav2_ird_ord == IETF_NO_IRD_ORD) {
rtr_msg->ctrl_ird = IETF_NO_IRD_ORD;
rtr_msg->ctrl_ord = IETF_NO_IRD_ORD;
ctrl_ird = IETF_NO_IRD_ORD;
ctrl_ord = IETF_NO_IRD_ORD;
} else {
rtr_msg->ctrl_ird = (cm_node->ird_size > IETF_NO_IRD_ORD) ?
ctrl_ird = (cm_node->ird_size > IETF_NO_IRD_ORD) ?
IETF_NO_IRD_ORD : cm_node->ird_size;
rtr_msg->ctrl_ord = (cm_node->ord_size > IETF_NO_IRD_ORD) ?
ctrl_ord = (cm_node->ord_size > IETF_NO_IRD_ORD) ?
IETF_NO_IRD_ORD : cm_node->ord_size;
}
rtr_msg->ctrl_ird |= IETF_PEER_TO_PEER;
rtr_msg->ctrl_ird |= IETF_FLPDU_ZERO_LEN;
ctrl_ird |= IETF_PEER_TO_PEER;
ctrl_ird |= IETF_FLPDU_ZERO_LEN;
switch (mpa_key) {
case MPA_KEY_REQUEST:
rtr_msg->ctrl_ord |= IETF_RDMA0_WRITE;
rtr_msg->ctrl_ord |= IETF_RDMA0_READ;
ctrl_ord |= IETF_RDMA0_WRITE;
ctrl_ord |= IETF_RDMA0_READ;
break;
case MPA_KEY_REPLY:
switch (cm_node->send_rdma0_op) {
case SEND_RDMA_WRITE_ZERO:
rtr_msg->ctrl_ord |= IETF_RDMA0_WRITE;
ctrl_ord |= IETF_RDMA0_WRITE;
break;
case SEND_RDMA_READ_ZERO:
rtr_msg->ctrl_ord |= IETF_RDMA0_READ;
ctrl_ord |= IETF_RDMA0_READ;
break;
}
break;
default:
break;
}
rtr_msg->ctrl_ird = htons(rtr_msg->ctrl_ird);
rtr_msg->ctrl_ord = htons(rtr_msg->ctrl_ord);
rtr_msg->ctrl_ird = htons(ctrl_ird);
rtr_msg->ctrl_ord = htons(ctrl_ord);
}
/**
@ -2160,7 +2161,7 @@ static struct i40iw_cm_node *i40iw_make_cm_node(
cm_node->tcp_cntxt.rcv_wnd =
I40IW_CM_DEFAULT_RCV_WND_SCALED >> I40IW_CM_DEFAULT_RCV_WND_SCALE;
ts = current_kernel_time();
cm_node->tcp_cntxt.loc_seq_num = htonl(ts.tv_nsec);
cm_node->tcp_cntxt.loc_seq_num = ts.tv_nsec;
cm_node->tcp_cntxt.mss = iwdev->mss;
cm_node->iwdev = iwdev;
@ -2234,7 +2235,7 @@ static void i40iw_rem_ref_cm_node(struct i40iw_cm_node *cm_node)
if (cm_node->listener) {
i40iw_dec_refcnt_listen(cm_core, cm_node->listener, 0, true);
} else {
if (!i40iw_listen_port_in_use(cm_core, htons(cm_node->loc_port)) &&
if (!i40iw_listen_port_in_use(cm_core, cm_node->loc_port) &&
cm_node->apbvt_set && cm_node->iwdev) {
i40iw_manage_apbvt(cm_node->iwdev,
cm_node->loc_port,
@ -2921,7 +2922,6 @@ static struct i40iw_cm_node *i40iw_create_cm_node(
memcpy(cm_node->pdata_buf, private_data, private_data_len);
cm_node->state = I40IW_CM_STATE_SYN_SENT;
return cm_node;
}
@ -3242,11 +3242,13 @@ static void i40iw_init_tcp_ctx(struct i40iw_cm_node *cm_node,
tcp_info->dest_ip_addr3 = cpu_to_le32(cm_node->rem_addr[0]);
tcp_info->local_ipaddr3 = cpu_to_le32(cm_node->loc_addr[0]);
tcp_info->arp_idx = cpu_to_le32(i40iw_arp_table(iwqp->iwdev,
&tcp_info->dest_ip_addr3,
true,
NULL,
I40IW_ARP_RESOLVE));
tcp_info->arp_idx =
cpu_to_le16((u16)i40iw_arp_table(
iwqp->iwdev,
&tcp_info->dest_ip_addr3,
true,
NULL,
I40IW_ARP_RESOLVE));
} else {
tcp_info->src_port = cpu_to_le16(cm_node->loc_port);
tcp_info->dst_port = cpu_to_le16(cm_node->rem_port);
@ -3258,12 +3260,13 @@ static void i40iw_init_tcp_ctx(struct i40iw_cm_node *cm_node,
tcp_info->local_ipaddr1 = cpu_to_le32(cm_node->loc_addr[1]);
tcp_info->local_ipaddr2 = cpu_to_le32(cm_node->loc_addr[2]);
tcp_info->local_ipaddr3 = cpu_to_le32(cm_node->loc_addr[3]);
tcp_info->arp_idx = cpu_to_le32(i40iw_arp_table(
iwqp->iwdev,
&tcp_info->dest_ip_addr0,
false,
NULL,
I40IW_ARP_RESOLVE));
tcp_info->arp_idx =
cpu_to_le16((u16)i40iw_arp_table(
iwqp->iwdev,
&tcp_info->dest_ip_addr0,
false,
NULL,
I40IW_ARP_RESOLVE));
}
}
@ -3540,7 +3543,6 @@ int i40iw_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
struct i40iw_cm_node *cm_node;
struct ib_qp_attr attr;
int passive_state;
struct i40iw_ib_device *iwibdev;
struct ib_mr *ibmr;
struct i40iw_pd *iwpd;
u16 buf_len = 0;
@ -3603,7 +3605,6 @@ int i40iw_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
!i40iw_ipv4_is_loopback(cm_node->loc_addr[0], cm_node->rem_addr[0])) ||
(!cm_node->ipv4 &&
!i40iw_ipv6_is_loopback(cm_node->loc_addr, cm_node->rem_addr))) {
iwibdev = iwdev->iwibdev;
iwpd = iwqp->iwpd;
tagged_offset = (uintptr_t)iwqp->ietf_mem.va;
ibmr = i40iw_reg_phys_mr(&iwpd->ibpd,

10
drivers/infiniband/hw/i40iw/i40iw_ctrl.c
View File

@ -3970,11 +3970,11 @@ enum i40iw_status_code i40iw_process_bh(struct i40iw_sc_dev *dev)
*/
static u32 i40iw_iwarp_opcode(struct i40iw_aeqe_info *info, u8 *pkt)
{
u16 *mpa;
__be16 *mpa;
u32 opcode = 0xffffffff;
if (info->q2_data_written) {
mpa = (u16 *)pkt;
mpa = (__be16 *)pkt;
opcode = ntohs(mpa[1]) & 0xf;
}
return opcode;
@ -4036,7 +4036,7 @@ static int i40iw_bld_terminate_hdr(struct i40iw_sc_qp *qp,
if (info->q2_data_written) {
/* Use data from offending packet to fill in ddp & rdma hdrs */
pkt = i40iw_locate_mpa(pkt);
ddp_seg_len = ntohs(*(u16 *)pkt);
ddp_seg_len = ntohs(*(__be16 *)pkt);
if (ddp_seg_len) {
copy_len = 2;
termhdr->hdrct = DDP_LEN_FLAG;
@ -4247,13 +4247,13 @@ void i40iw_terminate_connection(struct i40iw_sc_qp *qp, struct i40iw_aeqe_info *
void i40iw_terminate_received(struct i40iw_sc_qp *qp, struct i40iw_aeqe_info *info)
{
u8 *pkt = qp->q2_buf + Q2_BAD_FRAME_OFFSET;
u32 *mpa;
__be32 *mpa;
u8 ddp_ctl;
u8 rdma_ctl;
u16 aeq_id = 0;
struct i40iw_terminate_hdr *termhdr;
mpa = (u32 *)i40iw_locate_mpa(pkt);
mpa = (__be32 *)i40iw_locate_mpa(pkt);
if (info->q2_data_written) {
/* did not validate the frame - do it now */
ddp_ctl = (ntohl(mpa[0]) >> 8) & 0xff;

4
drivers/infiniband/hw/i40iw/i40iw_hw.c
View File

@ -467,7 +467,7 @@ int i40iw_manage_apbvt(struct i40iw_device *iwdev, u16 accel_local_port, bool ad
*/
void i40iw_manage_arp_cache(struct i40iw_device *iwdev,
unsigned char *mac_addr,
__be32 *ip_addr,
u32 *ip_addr,
bool ipv4,
u32 action)
{
@ -488,7 +488,7 @@ void i40iw_manage_arp_cache(struct i40iw_device *iwdev,
cqp_info->cqp_cmd = OP_ADD_ARP_CACHE_ENTRY;
info = &cqp_info->in.u.add_arp_cache_entry.info;
memset(info, 0, sizeof(*info));
info->arp_index = cpu_to_le32(arp_index);
info->arp_index = cpu_to_le16((u16)arp_index);
info->permanent = true;
ether_addr_copy(info->mac_addr, mac_addr);
cqp_info->in.u.add_arp_cache_entry.scratch = (uintptr_t)cqp_request;

2
drivers/infiniband/hw/i40iw/i40iw_main.c
View File

@ -1162,7 +1162,7 @@ static void i40iw_add_ipv6_addr(struct i40iw_device *iwdev)
struct net_device *ip_dev;
struct inet6_dev *idev;
struct inet6_ifaddr *ifp;
__be32 local_ipaddr6[4];
u32 local_ipaddr6[4];
rcu_read_lock();
for_each_netdev_rcu(&init_net, ip_dev) {

2
drivers/infiniband/hw/i40iw/i40iw_puda.c
View File

@ -1194,7 +1194,7 @@ static enum i40iw_status_code i40iw_ieq_process_buf(struct i40iw_puda_rsrc *ieq,
ioffset = (u16)(buf->data - (u8 *)buf->mem.va);
while (datalen) {
fpdu_len = i40iw_ieq_get_fpdu_length(ntohs(*(u16 *)datap));
fpdu_len = i40iw_ieq_get_fpdu_length(ntohs(*(__be16 *)datap));
if (fpdu_len > pfpdu->max_fpdu_data) {
i40iw_debug(ieq->dev, I40IW_DEBUG_IEQ,
"%s: error bad fpdu_len\n", __func__);

4
drivers/infiniband/hw/i40iw/i40iw_type.h
View File

@ -890,8 +890,8 @@ struct i40iw_qhash_table_info {
u32 qp_num;
u32 dest_ip[4];
u32 src_ip[4];
u32 dest_port;
u32 src_port;
u16 dest_port;
u16 src_port;
};
struct i40iw_local_mac_ipaddr_entry_info {

27
drivers/infiniband/hw/i40iw/i40iw_utils.c
View File

@ -59,7 +59,7 @@
* @action: modify, delete or add
*/
int i40iw_arp_table(struct i40iw_device *iwdev,
__be32 *ip_addr,
u32 *ip_addr,
bool ipv4,
u8 *mac_addr,
u32 action)
@ -152,7 +152,7 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
struct net_device *upper_dev;
struct i40iw_device *iwdev;
struct i40iw_handler *hdl;
__be32 local_ipaddr;
u32 local_ipaddr;
hdl = i40iw_find_netdev(event_netdev);
if (!hdl)
@ -167,11 +167,10 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
switch (event) {
case NETDEV_DOWN:
if (upper_dev)
local_ipaddr =
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address;
local_ipaddr = ntohl(
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
else
local_ipaddr = ifa->ifa_address;
local_ipaddr = ntohl(local_ipaddr);
local_ipaddr = ntohl(ifa->ifa_address);
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
&local_ipaddr,
@ -180,11 +179,10 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
return NOTIFY_OK;
case NETDEV_UP:
if (upper_dev)
local_ipaddr =
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address;
local_ipaddr = ntohl(
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
else
local_ipaddr = ifa->ifa_address;
local_ipaddr = ntohl(local_ipaddr);
local_ipaddr = ntohl(ifa->ifa_address);
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
&local_ipaddr,
@ -194,12 +192,11 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
case NETDEV_CHANGEADDR:
/* Add the address to the IP table */
if (upper_dev)
local_ipaddr =
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address;
local_ipaddr = ntohl(
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
else
local_ipaddr = ifa->ifa_address;
local_ipaddr = ntohl(ifa->ifa_address);
local_ipaddr = ntohl(local_ipaddr);
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
&local_ipaddr,
@ -227,7 +224,7 @@ int i40iw_inet6addr_event(struct notifier_block *notifier,
struct net_device *netdev;
struct i40iw_device *iwdev;
struct i40iw_handler *hdl;
__be32 local_ipaddr6[4];
u32 local_ipaddr6[4];
hdl = i40iw_find_netdev(event_netdev);
if (!hdl)