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Bob Copeland 0f6399c4c5 nl80211: use GFP_ATOMIC for michael mic failure message 
nl80211_michael_mic_failure can be called in atomic context but
does a GFP_KERNEL allocation.  Fixes the error below:

[  126.793225] BUG: sleeping function called from invalid context at mm/slab.c:3055
[  126.793234] in_atomic(): 1, irqs_disabled(): 0, pid: 0, name: swapper
[  126.793241] 2 locks held by swapper/0:
[  126.793246]  #0:  (&sc->rxbuflock){+.-.+.}, at: [<f94e1b46>] ath5k_tasklet_rx+0x34/0x55e [ath5k]
[  126.793294]  #1:  (rcu_read_lock){.+.+.+}, at: [<f92872f3>] __ieee80211_rx+0x7e/0x563 [mac80211]
[  126.793342] Pid: 0, comm: swapper Not tainted 2.6.30-rc7-wl #124
[  126.793347] Call Trace:
[  126.793361]  [<c014499d>] ? __debug_show_held_locks+0x1e/0x20
[  126.793380]  [<c011e9a3>] __might_sleep+0x100/0x107
[  126.793386]  [<c018ea99>] kmem_cache_alloc+0x35/0x170
[  126.793393]  [<c02e8bb1>] ? __alloc_skb+0x2e/0x117
[  126.793397]  [<c014517d>] ? mark_held_locks+0x43/0x5b
[  126.793402]  [<c02e8bb1>] __alloc_skb+0x2e/0x117
[  126.793419]  [<f851a836>] nl80211_michael_mic_failure+0x2a/0x1fa [cfg80211]
[  126.793425]  [<c01453b8>] ? trace_hardirqs_on_caller+0xf6/0x130
[  126.793430]  [<c01453fd>] ? trace_hardirqs_on+0xb/0xd
[  126.793444]  [<f851b2b8>] cfg80211_michael_mic_failure+0x30/0x38 [cfg80211]
[  126.793463]  [<f928bf69>] mac80211_ev_michael_mic_failure+0xfd/0x108 [mac80211]
[  126.793480]  [<f9279fbd>] ieee80211_rx_h_michael_mic_verify+0xd4/0x117 [mac80211]
[  126.793499]  [<f9285ef3>] ieee80211_invoke_rx_handlers+0xdde/0x1963 [mac80211]
[  126.793505]  [<c0107152>] ? sched_clock+0x3f/0x64
[  126.793511]  [<c0107152>] ? sched_clock+0x3f/0x64
[  126.793516]  [<c01445d7>] ? trace_hardirqs_off+0xb/0xd
[  126.793521]  [<c0107152>] ? sched_clock+0x3f/0x64
[  126.793526]  [<c0146454>] ? __lock_acquire+0x62c/0x1271
[  126.793545]  [<f9286fbb>] __ieee80211_rx_handle_packet+0x543/0x564 [mac80211]
[  126.793564]  [<f9287757>] __ieee80211_rx+0x4e2/0x563 [mac80211]
[  126.793577]  [<f94e1ff6>] ath5k_tasklet_rx+0x4e4/0x55e [ath5k]
[  126.793583]  [<c0102b54>] ? restore_nocheck_notrace+0x0/0xe
[  126.793589]  [<c0129aa2>] tasklet_action+0x92/0xe5
[  126.793594]  [<c0129f22>] __do_softirq+0xb1/0x182
[  126.793599]  [<c012a023>] do_softirq+0x30/0x48
[  126.793603]  [<c012a19b>] irq_exit+0x3d/0x74
[  126.793609]  [<c0358016>] do_IRQ+0x76/0x8c
[  126.793613]  [<c010312e>] common_interrupt+0x2e/0x34
[  126.793618]  [<c014007b>] ? timer_list_show+0x277/0x939
[  126.793630]  [<f88eb321>] ? acpi_idle_enter_bm+0x266/0x291 [processor]
[  126.793636]  [<c02d00f6>] cpuidle_idle_call+0x6a/0x9c
[  126.793640]  [<c0101cc8>] cpu_idle+0x53/0x87
[  126.793645]  [<c0344510>] rest_init+0x6c/0x6e
[  126.793651]  [<c04dd74d>] start_kernel+0x286/0x28b
[  126.793656]  [<c04dd037>] __init_begin+0x37/0x3c

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
 		2009-06-03 14:06:13 -04:00
..
9p
…
802 net: remove COMPAT_NET_DEV_OPS 2009-05-25 01:53:53 -07:00
8021q net: convert unicast addr list 2009-05-29 22:12:32 -07:00
appletalk net: remove COMPAT_NET_DEV_OPS 2009-05-25 01:53:53 -07:00
atm net: skb->dst accessors 2009-06-03 02:51:04 -07:00
ax25
…
bluetooth Bluetooth: Remove useless flush_work() causing lockdep warnings 2009-05-27 09:15:57 +02:00
bridge net: skb->dst accessors 2009-06-03 02:51:04 -07:00
can
…
core net: introduce pre-up netdev notifier 2009-06-03 14:05:12 -04:00
dcb
…
dccp net: skb->dst accessors 2009-06-03 02:51:04 -07:00
decnet net: skb->dst accessors 2009-06-03 02:51:04 -07:00
dsa net: convert unicast addr list 2009-05-29 22:12:32 -07:00
econet econet: Use SKB queue and list helpers instead of doing it by-hand. 2009-05-28 16:46:29 -07:00
ethernet net: remove COMPAT_NET_DEV_OPS 2009-05-25 01:53:53 -07:00
ipv4 net: skb->dst accessors 2009-06-03 02:51:04 -07:00
ipv6 net: skb->dst accessors 2009-06-03 02:51:04 -07:00
ipx
…
irda irda: Use SKB queue and list helpers instead of doing it by-hand. 2009-05-28 23:26:33 -07:00
iucv
…
key
…
lapb
…
llc llc: Kill outdated and incorrect comment. 2009-05-28 23:31:56 -07:00
mac80211 mac80211: handle -EALREADY on cfg80211 op assoc req 2009-06-03 14:05:11 -04:00
netfilter net: skb->dst accessors 2009-06-03 02:51:04 -07:00
netlabel netlabel: Use genl_register_family_with_ops() 2009-05-21 16:50:24 -07:00
netlink genetlink: Introduce genl_register_family_with_ops() 2009-05-21 16:50:22 -07:00
netrom
…
packet net: skb->dst accessors 2009-06-03 02:51:04 -07:00
phonet Phonet: fix accounting race between gprs_writeable() and gprs_xmit() 2009-06-02 00:17:43 -07:00
rds Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2009-05-18 21:08:20 -07:00
rfkill
…
rose
…
rxrpc RxRPC: Error handling for rxrpc_alloc_connection() 2009-05-21 15:22:02 -07:00
sched net: skb->dst accessors 2009-06-03 02:51:04 -07:00
sctp net: skb->dst accessors 2009-06-03 02:51:04 -07:00
sunrpc net: skb->dst accessors 2009-06-03 02:51:04 -07:00
tipc tipc: Use genl_register_family_with_ops() 2009-05-21 16:50:23 -07:00
unix
…
wanrouter
…
wimax wimax: Add netlink interface to get device state 2009-05-28 18:02:20 -07:00
wireless nl80211: use GFP_ATOMIC for michael mic failure message 2009-06-03 14:06:13 -04:00
x25
…
xfrm net: skb->dst accessors 2009-06-03 02:51:04 -07:00
Kconfig net: remove stale reference to fastroute from Kconfig help text 2009-05-07 16:31:01 -07:00
Makefile
…
TUNABLE
…
compat.c
…
nonet.c
…
socket.c
…
sysctl_net.c
…