Commit Graph

153146 Commits

Author SHA1 Message Date
Julia Lawall
82a820e8d7 drivers/net/wimax/i2400m/fw.c: fix error return code
Convert a nonnegative error return code to a negative one, as returned
elsewhere in the function.

A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@
identifier ret;
expression e1,e2;
@@

if (ret < 0)
 { ... return ret; }
 ... when != ret = e1
     when forall
*if(...)
 {
  ... when != ret = e2
* return ret;
 }
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-20 02:33:21 -07:00
Bjørn Mork
10cbc1d97a net: qmi_wwan: new devices: UML290 and K5006-Z
Newer firmware versions for the Pantech UML290 use a different
subclass ID.  The Windows driver match on both IDs, so we do
that as well.

The ZTE (Vodafone) K5006-Z is a new device.

Cc: Dan Williams <dcbw@redhat.com>
Cc: Thomas Schäfer <tschaefer@t-online.de>
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-20 02:17:41 -07:00
Phil Edworthy
d0418bb712 net: sh_eth: Add eth support for R8A7779 device
Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-20 02:16:54 -07:00
Timur Tabi
61abcb7b05 netdev/phy: skip disabled mdio-mux nodes
The mdio-mux driver scans all child mdio nodes, without regard to whether
the node is actually used.  Some device trees include all possible
mdio-mux nodes and rely on the boot loader to disable those that are not
present, based on some run-time configuration.  Those nodes need to be
skipped.

Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-20 02:16:00 -07:00
Timur Tabi
3296193d14 dt: introduce for_each_available_child_of_node, of_get_next_available_child
Macro for_each_child_of_node() makes it easy to iterate over all of the
children for a given device tree node, including those nodes that are
marked as unavailable (i.e. status = "disabled").

Introduce for_each_available_child_of_node(), which is like
for_each_child_of_node(), but it automatically skips unavailable nodes.
This also requires the introduction of helper function
of_get_next_available_child(), which returns the next available child
node.

Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-20 02:16:00 -07:00
Steve Hodgson
e3bc4ffb81 vmxnet3: Fix race between dev_open() and register_netdev()
dev_open() can complete before register_netdev() returns.
Fix vmxnet3_probe_device() to support this.

Signed-off-by: Steve Hodgson <steve@purestorage.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-15 15:10:42 -07:00
David S. Miller
7bab3ae760 Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
John W. Linville says:

====================
Alexey Khoroshilov provides a potential memory leak in rndis_wlan.

Bob Copeland gives us an ath5k fix for a lockdep problem.

Dan Carpenter fixes a signedness mismatch in at76c50x.

Felix Fietkau corrects a regression caused by an earlier commit that can
lead to an IRQ storm.

Lorenzo Bianconi offers a fix for a bad variable initialization in ath9k
that can cause it to improperly mark decrypted frames.

Rajkumar Manoharan fixes ath9k to prevent the btcoex time from running
when the hardware is asleep.

The remainder are Bluetooth fixes, about which Gustavo says:

	"Here goes some fixes for 3.6-rc1, there are a few fix to
	thte inquiry code by Ram Malovany, support for 2 new devices,
	and few others fixes for NULL dereference, possible deadlock
	and a memory leak."
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 17:03:22 -07:00
Julia Lawall
499b95f6b3 drivers/net/ethernet/mellanox/mlx4/mcg.c: fix error return code
Convert a 0 error return code to a negative one, as returned elsewhere in the
function.

A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@
identifier ret;
expression e,e1,e2,e3,e4,x;
@@

(
if (\(ret != 0\|ret < 0\) || ...) { ... return ...; }
|
ret = 0
)
... when != ret = e1
*x = \(kmalloc\|kzalloc\|kcalloc\|devm_kzalloc\|ioremap\|ioremap_nocache\|devm_ioremap\|devm_ioremap_nocache\)(...);
... when != x = e2
    when != ret = e3
*if (x == NULL || ...)
{
  ... when != ret = e4
*  return ret;
}
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 17:00:57 -07:00
Julia Lawall
137bc99ff3 drivers/net/ethernet/freescale/fs_enet: fix error return code
Convert a 0 error return code to a negative one, as returned elsewhere in the
function.

A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@
identifier ret;
expression e,e1,e2,e3,e4,x;
@@

(
if (\(ret != 0\|ret < 0\) || ...) { ... return ...; }
|
ret = 0
)
... when != ret = e1
*x = \(kmalloc\|kzalloc\|kcalloc\|devm_kzalloc\|ioremap\|ioremap_nocache\|devm_ioremap\|devm_ioremap_nocache\)(...);
... when != x = e2
    when != ret = e3
*if (x == NULL || ...)
{
  ... when != ret = e4
*  return ret;
}
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 17:00:56 -07:00
Julia Lawall
f37c54b6a6 drivers/net/ethernet/ti/davinci_cpdma.c: Remove potential NULL dereference
If the NULL test is necessary, the initialization involving a dereference of
the tested value should be moved after the NULL test.

The sematic patch that fixes this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
type T;
expression E;
identifier i,fld;
statement S;
@@

- T i = E->fld;
+ T i;
  ... when != E
      when != i
  if (E == NULL) S
+ i = E->fld;
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 16:59:43 -07:00
Bjørn Mork
aefe5c0060 net: sierra_net: replace whitelist with ifnumber match
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 14:45:06 -07:00
Bjørn Mork
5ea429638f net: qmi_wwan: compress device_id list using macros
Take advantage of the matching macros to make the device id
list easier to read and maintain.

Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 14:45:06 -07:00
Bjørn Mork
9b469a60d6 net: qmi_wwan: add Sierra Wireless devices
Add 6 new devices and one modified device, based on
information from laptop vendor Windows drivers.

Sony provides a driver with two new devices using
a Gobi 2k+ layout (1199:68a5 and 1199:68a9).  The
Sony driver also adds a non-standard QMI/net
interface to the already supported 1199:9011
Gobi device. We do not know whether this is an
alternate interface number or an additional
interface which might be present, but that doesn't
really matter.

Lenovo provides a driver supporting 4 new devices:
 - MC7770 (1199:901b) with standard Gobi 2k+ layout
 - MC7700 (0f3d:68a2) with layout similar to MC7710
 - MC7750 (114f:68a2) with layout similar to MC7710
 - EM7700 (1199:901c) with layout similar to MC7710

Note regaring the three devices similar to MC7710:

The Windows drivers only support interface #8 on these
devices.  The MC7710 can support QMI/net functions on
interface #19 and #20 as well, and this driver is
verified to work on interface #19 (a firmware bug is
suspected to prevent #20 from working).

We do not enable these additional interfaces until they
either show up in a Windows driver or are verified to
work in some other way.  Therefore limiting the new
devices to interface #8 for now.

Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 14:45:06 -07:00
Bjørn Mork
03304bcb5e net: qmi_wwan: use fixed interface number matching
This driver support many composite USB devices where the
interface class/subclass/protocol provides no information
about the interface function. Interfaces with different
functions may all use ff/ff/ff, like this example of
a device with three serial interfaces and three QMI/wwan
interfaces:

T:  Bus=02 Lev=01 Prnt=01 Port=03 Cnt=01 Dev#=116 Spd=480  MxCh= 0
D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
P:  Vendor=1199 ProdID=68a2 Rev= 0.06
S:  Manufacturer=Sierra Wireless, Incorporated
S:  Product=MC7710
S:  SerialNumber=3581780xxxxxx
C:* #Ifs= 6 Cfg#= 1 Atr=e0 MxPwr=  0mA
I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=qcserial
E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
I:* If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=qcserial
E:  Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qcserial
E:  Ad=83(I) Atr=03(Int.) MxPS=  64 Ivl=2ms
E:  Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
I:* If#= 8 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
E:  Ad=85(I) Atr=03(Int.) MxPS=  64 Ivl=2ms
E:  Ad=86(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
I:* If#=19 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
E:  Ad=87(I) Atr=03(Int.) MxPS=  64 Ivl=2ms
E:  Ad=88(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
I:* If#=20 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
E:  Ad=89(I) Atr=03(Int.) MxPS=  64 Ivl=2ms
E:  Ad=8a(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms

Instead of class/subclass/protocol the vendor use fixed
interface numbers for each function, and the Windows
drivers use these numbers to match driver and function.

The driver has had its own interface number whitelisting
code to simulate this functionality.  Replace this with
generic interface number matching now that the USB subsystem
support is there. This
 - removes the need for a driver_info structure per
   interface number,
 - avoids running the probe function for unsupported
   interfaces, and
 - simplifies the code.

Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 14:45:06 -07:00
Amerigo Wang
e15c3c2294 netpoll: check netpoll tx status on the right device
Although this doesn't matter actually, because netpoll_tx_running()
doesn't use the parameter, the code will be more readable.

For team_dev_queue_xmit() we have to move it down to avoid
compile errors.

Cc: David Miller <davem@davemloft.net>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 14:33:32 -07:00
Amerigo Wang
3335f0ca13 netconsole: do not release spin_lock when calling __netpoll_cleanup
With the previous patch applied, __netpoll_cleanup() is non-block now,
so we don't need to release the spin_lock before calling it.

Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 14:33:31 -07:00
Amerigo Wang
38e6bc185d netpoll: make __netpoll_cleanup non-block
Like the previous patch, slave_disable_netpoll() and __netpoll_cleanup()
may be called with read_lock() held too, so we should make them
non-block, by moving the cleanup and kfree() to call_rcu_bh() callbacks.

Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 14:33:30 -07:00
Amerigo Wang
47be03a28c netpoll: use GFP_ATOMIC in slave_enable_netpoll() and __netpoll_setup()
slave_enable_netpoll() and __netpoll_setup() may be called
with read_lock() held, so should use GFP_ATOMIC to allocate
memory. Eric suggested to pass gfp flags to __netpoll_setup().

Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-14 14:33:30 -07:00
John W. Linville
1e55217e17 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem 2012-08-14 14:42:54 -04:00
Linus Torvalds
ddf343f635 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 patches from Martin Schwidefsky:
 "Included are bug fixes and a patch to enable system call filtering
  with BPF."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/compat: fix mmap compat system calls
  s390/compat: fix compat wrappers for process_vm system calls
  s390: do not clobber personality flags in sys_32_personality()
  s390/seccomp: add support for system call filtering using BPF
  s390/sclp_sdias: Add missing break and "fall through"
  s390/mm: remove MAX_PHYSADDR_BITS define
2012-08-14 07:58:59 +03:00
Linus Torvalds
930a93a5ef Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
 "Radeon and intel fixes mostly, one fix to the mgag200 driver to not
  hang on certain server variants."

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: (32 commits)
  drm/radeon: fix typo in function header comment
  drm/radeon/kms: implement timestamp userspace query (v2)
  drm/radeon/kms: add MSAA texture support for r600-evergreen
  drm/radeon/kms: reorder code in r600_check_texture_resource
  drm/radeon: fence virtual address and free it once idle v4
  drm/radeon: fix some missing parens in asic macros
  drm/radeon: add some new SI pci ids
  drm/radeon: fix ordering in pll picking on dce4+
  drm/radeon: do not reenable crtc after moving vram start address
  drm/radeon: fix bank tiling parameters on cayman
  drm/radeon: fix bank tiling parameters on evergreen
  drm/radeon: fix bank tiling parameters on SI
  drm/radeon: properly handle crtc powergating
  drm/radeon: properly handle SS overrides on TN (v2)
  drm/radeon/dce4+: set a more reasonable cursor watermark
  drm/radeon: fix handling for ddc type 5 on combios
  drm/mgag200: fix G200ER pll picking algorithm
  drm/edid: Fix potential memory leak in edid_load()
  drm/udl: Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(.. [1]
  drm/radeon/kms: allow "invalid" DB formats as a means to disable DB
  ...
2012-08-14 07:52:41 +03:00
Arnd Bergmann
f43e04ec46 GPIO: gpio-pxa: fix building without CONFIG_OF
Commit 7212157267 ("GPIO: gpio-pxa: fix devicetree functions") added an
"xlate" function pointer to the irq_domain_ops, but this function is nor
declared or defined anywhere when CONFIG_OF is disabled, causing the
build error:

  drivers/gpio/gpio-pxa.c:532:11: error: 'irq_domain_xlate_twocell' undeclared here (not in a function)

Extending the DT-only code section to cover the irq_domain_ops and the
pxa_gpio_dt_ids solves this problem and makes it clearer which code is
actually used without DT.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-08-14 07:50:36 +03:00
Bob Copeland
7dd6753f6d ath5k: fix spin_lock_irqsave/spin_lock_bh nesting in mesh
Lockdep found an inconsistent lock state when joining a mesh with
ath5k.  The problem is that ath5k takes the lock for its beacon state,
ah->block, with spin_lock_irqsave(), while mesh internally takes the
sync_offset_lock with spin_lock_bh() in mesh_sync_offset_adjust_tbtt(),
which in turn is called under ah->block.

This could deadlock if the beacon tasklet was run on the processor
that held the beacon lock during the do_softirq() in spin_unlock_bh().

We probably shouldn't hold the lock around the callbacks, but the
easiest fix is to switch to spin_lock_bh for ah->block: it doesn't
need interrupts disabled anyway as the data in question is only accessed
in softirq or process context.

Fixes the following lockdep warning:

[  446.892304] WARNING: at kernel/softirq.c:159 _local_bh_enable_ip+0x38/0xa6()
[  446.892306] Hardware name: MacBook1,1
[  446.892309] Modules linked in: tcp_lp fuse sunrpc cpufreq_ondemand acpi_cpufreq mperf ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 nf_conntrack_ipv4 ip6table_filter nf_defrag_ipv4 xt_state nf_conntrack ip6_tables ext2 arc4 btusb bluetooth snd_hda_codec_idt snd_hda_intel carl9170 snd_hda_codec coretemp joydev ath5k snd_hwdep snd_seq isight_firmware ath snd_seq_device snd_pcm applesmc appletouch mac80211 input_polldev snd_timer microcode cfg80211 snd lpc_ich pcspkr i2c_i801 mfd_core soundcore rfkill snd_page_alloc sky2 tpm_infineon virtio_net kvm_intel kvm i915 drm_kms_helper drm i2c_algo_bit i2c_core video
[  446.892385] Pid: 1892, comm: iw Not tainted 3.6.0-rc1-wl+ #296
[  446.892387] Call Trace:
[  446.892394]  [<c0432958>] warn_slowpath_common+0x7c/0x91
[  446.892398]  [<c04399d7>] ? _local_bh_enable_ip+0x38/0xa6
[  446.892403]  [<c04399d7>] ? _local_bh_enable_ip+0x38/0xa6
[  446.892459]  [<f7f9ae3b>] ? mesh_sync_offset_adjust_tbtt+0x95/0x99 [mac80211]
[  446.892464]  [<c043298f>] warn_slowpath_null+0x22/0x24
[  446.892468]  [<c04399d7>] _local_bh_enable_ip+0x38/0xa6
[  446.892473]  [<c0439a52>] local_bh_enable_ip+0xd/0xf
[  446.892479]  [<c088004f>] _raw_spin_unlock_bh+0x34/0x37
[  446.892527]  [<f7f9ae3b>] mesh_sync_offset_adjust_tbtt+0x95/0x99 [mac80211]
[  446.892569]  [<f7f7650f>] ieee80211_beacon_get_tim+0x28f/0x4e0 [mac80211]
[  446.892575]  [<c047ceeb>] ? trace_hardirqs_on_caller+0x10e/0x13f
[  446.892591]  [<f7fdc541>] ath5k_beacon_update+0x40/0x26b [ath5k]
[  446.892597]  [<c047ad67>] ? lock_acquired+0x1f5/0x21e
[  446.892612]  [<f7fdf9fb>] ? ath5k_bss_info_changed+0x167/0x1b2 [ath5k]
[  446.892617]  [<c087f9ea>] ? _raw_spin_lock_irqsave+0x78/0x82
[  446.892632]  [<f7fdf9fb>] ? ath5k_bss_info_changed+0x167/0x1b2 [ath5k]
[  446.892647]  [<f7fdfa09>] ath5k_bss_info_changed+0x175/0x1b2 [ath5k]
[  446.892651]  [<c0479dd4>] ? lock_is_held+0x73/0x7b
[  446.892662]  [<c0458fd5>] ? __might_sleep+0xa7/0x17a
[  446.892698]  [<f7f5d8f7>] ieee80211_bss_info_change_notify+0x1ed/0x21a [mac80211]
[  446.892703]  [<c0449875>] ? queue_work+0x24/0x32
[  446.892718]  [<f7fdf894>] ? ath5k_configure_filter+0x163/0x163 [ath5k]
[  446.892766]  [<f7f95fa4>] ieee80211_start_mesh+0xb9/0xbd [mac80211]
[  446.892806]  [<f7f6e610>] ieee80211_join_mesh+0x10c/0x116 [mac80211]
[  446.892834]  [<f7a96b90>] __cfg80211_join_mesh+0x176/0x1b3 [cfg80211]
[  446.892855]  [<f7a96c1c>] cfg80211_join_mesh+0x4f/0x6a [cfg80211]
[  446.892875]  [<f7a89891>] nl80211_join_mesh+0x1de/0x1ed [cfg80211]
[  446.892908]  [<f7a8db99>] ? nl80211_set_wiphy+0x4cf/0x4cf [cfg80211]
[  446.892919]  [<c07cfa36>] genl_rcv_msg+0x1d5/0x1f3
[  446.892940]  [<c07cf861>] ? genl_rcv+0x25/0x25
[  446.892946]  [<c07cf009>] netlink_rcv_skb+0x37/0x78
[  446.892950]  [<c07cf85a>] genl_rcv+0x1e/0x25
[  446.892955]  [<c07cebf3>] netlink_unicast+0xc3/0x12d
[  446.892959]  [<c07cee46>] netlink_sendmsg+0x1e9/0x213
[  446.892966]  [<c079f282>] sock_sendmsg+0x79/0x96
[  446.892972]  [<c04eb90d>] ? might_fault+0x9d/0xa3
[  446.892978]  [<c07a81d8>] ? copy_from_user+0x8/0xa
[  446.892983]  [<c07a852c>] ? verify_iovec+0x43/0x77
[  446.892987]  [<c079f4d8>] __sys_sendmsg+0x180/0x215
[  446.892993]  [<c045f107>] ? sched_clock_cpu+0x134/0x144
[  446.892997]  [<c047992f>] ? trace_hardirqs_off+0xb/0xd
[  446.893002]  [<c047bf88>] ? __lock_acquire+0x46b/0xb6e
[  446.893006]  [<c047992f>] ? trace_hardirqs_off+0xb/0xd
[  446.893010]  [<c045f149>] ? local_clock+0x32/0x49
[  446.893015]  [<c0479ec1>] ? lock_release_holdtime.part.9+0x4b/0x51
[  446.893020]  [<c0479dd4>] ? lock_is_held+0x73/0x7b
[  446.893025]  [<c050d127>] ? fcheck_files+0x97/0xcd
[  446.893029]  [<c050d4df>] ? fget_light+0x2d/0x81
[  446.893034]  [<c07a01f3>] sys_sendmsg+0x3b/0x52
[  446.893038]  [<c07a07b4>] sys_socketcall+0x238/0x2a2
[  446.893044]  [<c0885edf>] sysenter_do_call+0x12/0x38
[  446.893047] ---[ end trace a9af5998f929270f ]---
[  447.627222]
[  447.627232] =================================
[  447.627237] [ INFO: inconsistent lock state ]
[  447.627244] 3.6.0-rc1-wl+ #296 Tainted: G        W
[  447.627248] ---------------------------------
[  447.627253] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage.
[  447.627260] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes:
[  447.627264]  (&(&ah->block)->rlock){+.?...}, at: [<f7fdd2d1>] ath5k_tasklet_beacon+0x91/0xa7 [ath5k]
[  447.627299] {SOFTIRQ-ON-W} state was registered at:
[  447.627304]   [<c047cdbf>] mark_held_locks+0x59/0x77
[  447.627316]   [<c047ceeb>] trace_hardirqs_on_caller+0x10e/0x13f
[  447.627324]   [<c047cf27>] trace_hardirqs_on+0xb/0xd
[  447.627332]   [<c0439a3d>] _local_bh_enable_ip+0x9e/0xa6
[  447.627342]   [<c0439a52>] local_bh_enable_ip+0xd/0xf
[  447.627349]   [<c088004f>] _raw_spin_unlock_bh+0x34/0x37
[  447.627359]   [<f7f9ae3b>] mesh_sync_offset_adjust_tbtt+0x95/0x99 [mac80211]
[  447.627451]   [<f7f7650f>] ieee80211_beacon_get_tim+0x28f/0x4e0 [mac80211]
[  447.627526]   [<f7fdc541>] ath5k_beacon_update+0x40/0x26b [ath5k]
[  447.627547]   [<f7fdfa09>] ath5k_bss_info_changed+0x175/0x1b2 [ath5k]
[  447.627569]   [<f7f5d8f7>] ieee80211_bss_info_change_notify+0x1ed/0x21a [mac80211]
[  447.627628]   [<f7f95fa4>] ieee80211_start_mesh+0xb9/0xbd [mac80211]
[  447.627712]   [<f7f6e610>] ieee80211_join_mesh+0x10c/0x116 [mac80211]
[  447.627782]   [<f7a96b90>] __cfg80211_join_mesh+0x176/0x1b3 [cfg80211]
[  447.627816]   [<f7a96c1c>] cfg80211_join_mesh+0x4f/0x6a [cfg80211]
[  447.627845]   [<f7a89891>] nl80211_join_mesh+0x1de/0x1ed [cfg80211]
[  447.627872]   [<c07cfa36>] genl_rcv_msg+0x1d5/0x1f3
[  447.627881]   [<c07cf009>] netlink_rcv_skb+0x37/0x78
[  447.627891]   [<c07cf85a>] genl_rcv+0x1e/0x25
[  447.627898]   [<c07cebf3>] netlink_unicast+0xc3/0x12d
[  447.627907]   [<c07cee46>] netlink_sendmsg+0x1e9/0x213
[  447.627915]   [<c079f282>] sock_sendmsg+0x79/0x96
[  447.627926]   [<c079f4d8>] __sys_sendmsg+0x180/0x215
[  447.627934]   [<c07a01f3>] sys_sendmsg+0x3b/0x52
[  447.627941]   [<c07a07b4>] sys_socketcall+0x238/0x2a2
[  447.627949]   [<c0885edf>] sysenter_do_call+0x12/0x38
[  447.627959] irq event stamp: 1929200
[  447.627963] hardirqs last  enabled at (1929200): [<c043a0e9>] tasklet_hi_action+0x3e/0xbf
[  447.627972] hardirqs last disabled at (1929199): [<c043a0c0>] tasklet_hi_action+0x15/0xbf
[  447.627981] softirqs last  enabled at (1929196): [<c043999d>] _local_bh_enable+0x12/0x14
[  447.627989] softirqs last disabled at (1929197): [<c040443b>] do_softirq+0x63/0xb8
[  447.627999]
[  447.627999] other info that might help us debug this:
[  447.628004]  Possible unsafe locking scenario:
[  447.628004]
[  447.628009]        CPU0
[  447.628012]        ----
[  447.628016]   lock(&(&ah->block)->rlock);
[  447.628023]   <Interrupt>
[  447.628027]     lock(&(&ah->block)->rlock);
[  447.628034]
[  447.628034]  *** DEADLOCK ***

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2012-08-13 15:17:25 -04:00
Lorenzo Bianconi
e1352fde56 ath9k: fix decrypt_error initialization in ath_rx_tasklet()
ath_rx_tasklet() calls ath9k_rx_skb_preprocess() and ath9k_rx_skb_postprocess()
in a loop over the received frames. The decrypt_error flag is
initialized to false
just outside ath_rx_tasklet() loop. ath9k_rx_accept(), called by
ath9k_rx_skb_preprocess(),
only sets decrypt_error to true and never to false.
Then ath_rx_tasklet() calls ath9k_rx_skb_postprocess() and passes
decrypt_error to it.
So, after a decryption error, in ath9k_rx_skb_postprocess(), we can
have a leftover value
from another processed frame. In that case, the frame will not be marked with
RX_FLAG_DECRYPTED even if it is decrypted correctly.
When using CCMP encryption this issue can lead to connection stuck
because of CCMP
PN corruption and a waste of CPU time since mac80211 tries to decrypt an already
deciphered frame with ieee80211_aes_ccm_decrypt.
Fix the issue initializing decrypt_error flag at the begging of the
ath_rx_tasklet() loop.

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
Cc: <stable@kernel.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2012-08-13 15:17:24 -04:00
Dmitrii Cherkasov
f59abbf286 drm/radeon: fix typo in function header comment
Signed-off-by: Dmitrii Cherkasov <DCherkasov@luxsoft.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:53:29 -04:00
Marek Olšák
6759a0a7a0 drm/radeon/kms: implement timestamp userspace query (v2)
Returns a snapshot of the GPU clock counter.  Needed
for certain OpenGL extensions.

v2: agd5f
- address Jerome's comments
- add function documentation

Signed-off-by: Marek Olšák <maraeo@gmail.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:50:56 -04:00
Marek Olšák
b51ad12a36 drm/radeon/kms: add MSAA texture support for r600-evergreen
Most of the checking seems to be in place already. As you can see,
log2(number of samples) resides in LAST_LEVEL.

This is required for MSAA support (namely for depth-stencil resolve and
blitting between MSAA resources).

Signed-off-by: Marek Olšák <maraeo@gmail.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:50:56 -04:00
Marek Olšák
f00245f182 drm/radeon/kms: reorder code in r600_check_texture_resource
Signed-off-by: Marek Olšák <maraeo@gmail.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:50:55 -04:00
Jerome Glisse
e43b5ec05a drm/radeon: fence virtual address and free it once idle v4
Virtual address need to be fenced to know when we can safely remove it.
This patch also properly clear the pagetable. Previously it was
serouisly broken.

Kernel 3.5/3.4 need a similar patch but adapted for difference in mutex locking.

v2: For to update pagetable when unbinding bo (don't bailout if
    bo_va->valid is true).
v3: Add kernel 3.5/3.4 comment.
v4: Fix compilation warnings.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:50:55 -04:00
Alex Deucher
69b62ad8a4 drm/radeon: fix some missing parens in asic macros
Better safe than sorry.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
2012-08-13 10:50:54 -04:00
Alex Deucher
ecd67955fd drm/radeon: fix ordering in pll picking on dce4+
No functional change, but re-order the cases so they
evaluate properly due to the way the DCE macros work.

Noticed by kallisti5 on IRC.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:50:53 -04:00
Jerome Glisse
81ee8fb6b5 drm/radeon: do not reenable crtc after moving vram start address
It seems we can not update the crtc scanout address. After disabling
crtc, update to base address do not take effect after crtc being
reenable leading to at least frame being scanout from the old crtc
base address. Disabling crtc display request lead to same behavior.

So after changing the vram address if we don't keep crtc disabled
we will have the GPU trying to read some random system memory address
with some iommu this will broke the crtc engine and will lead to
broken display and iommu error message.

So to avoid this, disable crtc. For flicker less boot we will need
to avoid moving the vram start address.

This patch should also fix :

https://bugs.freedesktop.org/show_bug.cgi?id=42373

Cc: <stable@vger.kernel.org>
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
2012-08-13 10:50:52 -04:00
Alex Deucher
5b23c9045a drm/radeon: fix bank tiling parameters on cayman
Handle the 16 bank case.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2012-08-13 10:50:52 -04:00
Alex Deucher
c8d15edc17 drm/radeon: fix bank tiling parameters on evergreen
Handle the 16 bank case.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2012-08-13 10:50:51 -04:00
Christian König
dca571a6a4 drm/radeon: fix bank tiling parameters on SI
The sixteen bank case wasn't handled here, leading to GPU
crashes because of userspace miscalculation.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:50:50 -04:00
Alex Deucher
6c0ae2ab85 drm/radeon: properly handle crtc powergating
Need to make sure the crtc is gated on before modesetting.
Explicitly gate the crtc on in prepare() and set a flag
so that the dpms functions don't gate it off during
mode set.

Noticed by sylware on IRC.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2012-08-13 10:50:50 -04:00
Alex Deucher
3838f46e36 drm/radeon: properly handle SS overrides on TN (v2)
The IntegratedSystemInfo table changed versions
on TN.  Update the SS override lookup to handle it.

v2: fix copy-paste typo.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:50:49 -04:00
Alex Deucher
f4254a2bb4 drm/radeon/dce4+: set a more reasonable cursor watermark
Set a more reasonable default cursor watermark. The
recommended default value is 4.  This should reduce
urgency requests to the MC form the display hw.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:50:49 -04:00
Alex Deucher
3d61bd4213 drm/radeon: fix handling for ddc type 5 on combios
When ddc type is 5, need to look up the i2c channel
in the i2c table.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2012-08-13 10:50:48 -04:00
Linus Torvalds
3bf671af14 Merge branch 'fixes-for-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds
Pull leds fixes/revert from Bryan Wu.

* 'fixes-for-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds:
  leds: renesas: fix error handling
  Revert "leds: use led_set_brightness in led_trigger_event"
  leds: lp8788: Fix updating scale configuration bits
2012-08-13 09:59:04 +03:00
Arnd Bergmann
4a5a418462 leds: renesas: fix error handling
bfe4c041 "leds: convert Renesas TPU LED driver to devm_kzalloc() and
cleanup error exit path" introduced a possible case in which r_tpu_probe
calls iounmap on a wild pointer. This changes the one case that was
missed in the same way as the other error paths.

Without this patch, building kota2_defconfig results in:

drivers/leds/leds-renesas-tpu.c: In function 'r_tpu_probe':
drivers/leds/leds-renesas-tpu.c:246:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized]
drivers/leds/leds-renesas-tpu.c:308:17: warning: 'p' may be used uninitialized in this function [-Wuninitialized]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Magnus Damm <damm@opensource.se>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
2012-08-13 14:34:02 +08:00
Fabio Baltieri
86e99d23d0 Revert "leds: use led_set_brightness in led_trigger_event"
This reverts commit a0193cbee0.

The problem with the original commit was that it caused a warning with
the MMC trigger calling del_timer_sync from hard-irq context.

Signed-off-by: Fabio Baltieri <fabio.baltieri@gmail.com>
Reported-by: Pawel Moll <pawel.moll@arm.com>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
2012-08-13 14:33:02 +08:00
Linus Torvalds
1c212c65b2 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking changes from David Miller:
 "Most importantly this should cure the ipv4-mapped ipv6 socket TCP
  crashes some people were seeing, otherwise:

   1) Fix e1000e autonegotiation handling regression, from Tushar Dave.

   2) Fix TX data corruption race on e1000e down, also from Tushar Dave.

   3) Fix bfin_sir IRDA driver build, from Sonic Zhang.

   4) AF_PACKET mmap() tests a flag in the TX ring shared between
      userspace and the kernel for an internal consistency check.  It
      really shouldn't do this to validate the kernel's own behavior
      because the user can corrupt it to be any value at all.  From
      Daniel Borkmann.

   5) Fix TCP metrics leak on netns dismantle, from Eric Dumazet.

   6) Orphan the anonymous TCP socket from the SKB in
      ip_send_unicast_reply() so that the rest of the stack needn't see
      it.  Otherwise we get selinux problems of all sorts, from Eric
      Dumazet.

      This is the best way to fix this since the socket is just a place
      holder for sending packets in a context where we have no real
      socket at all.

   7) Fix TUN detach crashes, from Stanislav Kinsbursky.

   8) dev_set_alias() leaks memory on krealloc() failure, from Alexey
      Khoroshilov.

   9) FIB trie must use call_rcu() not call_rcu_bh(), because this code
      is not universally invoked from software interrupts.  From Eric
      Dumazet.

  10) PPTP looks up ipv4 routes with the wrong network namespace, fix
      from Gao Feng."

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (33 commits)
  bnx2x: Fix compiler warnings
  af_packet: remove BUG statement in tpacket_destruct_skb
  macvtap: rcu_dereference outside read-lock section
  codel: refine one condition to avoid a nul rec_inv_sqrt
  ixgbe: add missing braces
  ipv4: fix ip_send_skb()
  net: tcp: ipv6_mapped needs sk_rx_dst_set method
  ipv4: tcp: unicast_sock should not land outside of TCP stack
  bnx2x: Fix recovery flow cleanup during probe
  bnx2x: fix unload previous driver flow when flr-capable
  tun: don't zeroize sock->file on detach
  igb: Fix register defines for all non-82575 hardware
  e1000e: fix panic while dumping packets on Tx hang with IOMMU
  igb: fix panic while dumping packets on Tx hang with IOMMU
  tcp: must free metrics at net dismantle
  net/stmmac: mark probe function as __devinit
  lpc_eth: remove obsolete ifdefs
  net/core: Fix potential memory leak in dev_set_alias()
  cdc-phonet: Don't leak in usbpn_open
  batman-adv: Fix mem leak in the batadv_tt_local_event() function
  ...
2012-08-13 09:18:19 +03:00
Linus Torvalds
f82202bae3 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
Pull tcm_vhost level target fabric driver from Nicholas Bellinger:
 "Here is the PULL request for the initial merge of tcm_vhost based on
  RFC-v5 code with MST's ACK appended to the initial merge commit."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending:
  tcm_vhost: Initial merge for vhost level target fabric driver
2012-08-13 08:40:51 +03:00
Joren Van Onder
f57b07c0c7 bnx2x: Fix compiler warnings
Fix the following compiler warnings:

 - drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c:2908:3: warning: comparison
   of distinct pointer types lacks a cast [enabled by default]
 - drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c:1709:7: warning: comparison
   of distinct pointer types lacks a cast [enabled by default]

Signed-off-by: Joren Van Onder <joren.vanonder@gmail.com>
Acked-By: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-12 13:42:18 -07:00
Denis Efremov
3a7f8c34fe macvtap: rcu_dereference outside read-lock section
rcu_dereference occurs in update section. Replacement by
rcu_dereference_protected in order to prevent lockdep
complaint.

Found by Linux Driver Verification project (linuxtesting.org)

Signed-off-by: Denis Efremov <yefremov.denis@gmail.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-12 13:40:48 -07:00
Linus Torvalds
21d2f8dc91 gpio fixes for v3.6-rc1
- Fix a resource leak in the SCH driver
 - Fix the register address calculation in the MSIC driver
 - Fix the PXA driver's devicetree functions
 - Delete redundant shadow variable leftovers in the MXC driver
 - Specify the GPIO base for the device tree probe in the MXC driver
 - Add a modalias for the i.MX driver
 - Fix off-by-one bug in the Samsung driver
 - Fix erroneous errorpath in the Langwell driver
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Merge tag 'gpio-fixes-v3.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull gpio fixes from Linus Walleij:
 - Fix a resource leak in the SCH driver
 - Fix the register address calculation in the MSIC driver
 - Fix the PXA driver's devicetree functions
 - Delete redundant shadow variable leftovers in the MXC driver
 - Specify the GPIO base for the device tree probe in the MXC driver
 - Add a modalias for the i.MX driver
 - Fix off-by-one bug in the Samsung driver
 - Fix erroneous errorpath in the Langwell driver

* tag 'gpio-fixes-v3.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  drivers/gpio/gpio-langwell.c: fix error return code
  gpio: samsung: Fix off-by-one bug in gpio addresses
  ARM: dts: imx: add alias for gpio
  gpio/mxc: specify gpio base for device tree probe
  gpio/mxc: remove redundant shadow variables initialization
  GPIO: gpio-pxa: fix devicetree functions
  gpio: msic: Fix calculating register address in msic_gpio_to_oreg()
  gpio-sch: Fix leak of resource
2012-08-12 21:45:33 +03:00
Linus Torvalds
e4e139bebd Power management fixes for 3.6-rc2
* Fix for two recent regressions in the generic PM domains framework.
 * Revert of a commit that introduced a resume regression and is conceptually
   incorrect in my opinion.
 * Fix for a return value in pcc-cpufreq.c from Julia Lawall.
 * RTC wakeup signaling fix from Neil Brown.
 * Suppression of compiler warnings for CONFIG_PM_SLEEP unset in ACPI,
   platform/x86 and TPM drivers.
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Merge tag 'pm-for-3.6-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management fixes from Rafael J. Wysocki:

 - Fix for two recent regressions in the generic PM domains framework.

 - Revert of a commit that introduced a resume regression and is
   conceptually incorrect in my opinion.

 - Fix for a return value in pcc-cpufreq.c from Julia Lawall.

 - RTC wakeup signaling fix from Neil Brown.

 - Suppression of compiler warnings for CONFIG_PM_SLEEP unset in ACPI,
   platform/x86 and TPM drivers.

* tag 'pm-for-3.6-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  tpm_tis / PM: Fix unused function warning for CONFIG_PM_SLEEP
  platform / x86 / PM: Fix unused function warnings for CONFIG_PM_SLEEP
  ACPI / PM: Fix unused function warnings for CONFIG_PM_SLEEP
  Revert "NMI watchdog: fix for lockup detector breakage on resume"
  PM: Make dev_pm_get_subsys_data() always return 0 on success
  drivers/cpufreq/pcc-cpufreq.c: fix error return code
  RTC: Avoid races between RTC alarm wakeup and suspend.
2012-08-12 21:34:09 +03:00
Linus Torvalds
88de3d0d71 arm-soc: bug fixes for v3.6-rc2
These are a bunch of bug fixes that came in after the merge window and
 one update for the MAINTAINERS file. The largest part of the fixes
 are patches that address bugs found by building all the ARM defconfig
 files. There are a lot more warnings that we have patches for, but
 the others are either still under discussion or are harmless and
 do not cause actual problems besides making the build slightly noisy.
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm-soc bug fixes from Arnd Bergmann:
 "These are a bunch of bug fixes that came in after the merge window and
  one update for the MAINTAINERS file.

  The largest part of the fixes are patches that address bugs found by
  building all the ARM defconfig files.  There are a lot more warnings
  that we have patches for, but the others are either still under
  discussion or are harmless and do not cause actual problems besides
  making the build slightly noisy."

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (30 commits)
  ARM: davinci: remove broken ntosd2_init_i2c
  ARM: s3c24xx: enable CONFIG_BUG for tct_hammer
  omap-rng: fix use of SIMPLE_DEV_PM_OPS
  spi/s3c64xx: improve error handling
  mtd/omap2: fix dmaengine_slave_config error handling
  gpio: em: do not discard em_gio_irq_domain_cleanup
  ARM: exynos: exynos_pm_add_dev_to_genpd may be unused
  ARM: imx: gpmi-nand depends on mxs-dma
  ARM: integrator: include <linux/export.h>
  ARM: s3c24xx: use new PWM driver
  ARM: sa1100: include linux/io.h in hackkit leds code
  Input: eeti_ts: pass gpio value instead of IRQ
  ARM: pxa: remove irq_to_gpio from ezx-pcap driver
  ARM: tegra: more regulator fixes for Harmony
  usb/ohci-omap: remove unused variable
  mfd/asic3: fix asic3_mfd_probe return value
  ARM: kirkwood: fix typo in Makefile.boot
  i.MX27: Fix emma-prp and csi clocks.
  ARM: integrator: use clk_prepare_enable() for timer
  MAINTAINERS: update entry for Linus Walleij
  ...
2012-08-12 21:31:44 +03:00
Emil Tantilov
55461ddbcb ixgbe: add missing braces
This patch adds missing braces around the 10gig link check to include the check for  KR support.

Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Reported-by: Sascha Wildner <saw@online.de>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-10 16:51:23 -07:00