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b25bfda382
linux/drivers/net
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Mohammed Shafi Shajakhan b25bfda382 ath9k: Fix kernel panic in AR2427 in AP mode 
don't do aggregation related stuff for 'AP mode client power save
handling' if aggregation is not enabled in the driver, otherwise it
will lead to panic because those data structures won't be never
intialized in 'ath_tx_node_init' if aggregation is disabled

	EIP is at ath_tx_aggr_wakeup+0x37/0x80 [ath9k]
	EAX: e8c09a20 EBX: f2a304e8 ECX: 00000001 EDX: 00000000
	ESI: e8c085e0 EDI: f2a304ac EBP: f40e1ca4 ESP: f40e1c8c
	DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
	Process swapper/1 (pid: 0, ti=f40e0000 task=f408e860
	task.ti=f40dc000)
	Stack:
	0001e966 e8c09a20 00000000 f2a304ac e8c085e0 f2a304ac
	f40e1cb0 f8186741
	f8186700 f40e1d2c f922988d f2a304ac 00000202 00000001
	c0b4ba43 00000000
	0000000f e8eb75c0 e8c085e0 205b0001 34383220 f2a304ac
	f2a30000 00010020
	Call Trace:
	[<f8186741>] ath9k_sta_notify+0x41/0x50 [ath9k]
	[<f8186700>] ? ath9k_get_survey+0x110/0x110 [ath9k]
	[<f922988d>] ieee80211_sta_ps_deliver_wakeup+0x9d/0x350
	[mac80211]
	[<c018dc75>] ? __module_address+0x95/0xb0
	[<f92465b3>] ap_sta_ps_end+0x63/0xa0 [mac80211]
	[<f9246746>] ieee80211_rx_h_sta_process+0x156/0x2b0
	[mac80211]
	[<f9247d1e>] ieee80211_rx_handlers+0xce/0x510 [mac80211]
	[<c018440b>] ? trace_hardirqs_on+0xb/0x10
	[<c056936e>] ? skb_queue_tail+0x3e/0x50
	[<f9248271>] ieee80211_prepare_and_rx_handle+0x111/0x750
	[mac80211]
	[<f9248bf9>] ieee80211_rx+0x349/0xb20 [mac80211]
	[<f9248949>] ? ieee80211_rx+0x99/0xb20 [mac80211]
	[<f818b0b8>] ath_rx_tasklet+0x818/0x1d00 [ath9k]
	[<f8187a75>] ? ath9k_tasklet+0x35/0x1c0 [ath9k]
	[<f8187a75>] ? ath9k_tasklet+0x35/0x1c0 [ath9k]
	[<f8187b33>] ath9k_tasklet+0xf3/0x1c0 [ath9k]
	[<c0151b7e>] tasklet_action+0xbe/0x180

Cc: stable@kernel.org
Cc: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
Cc: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Reported-by: Ashwin Mendonca <ashwinloyal@gmail.com>
Tested-by: Ashwin Mendonca <ashwinloyal@gmail.com>
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2012-01-03 14:40:45 -05:00
..
appletalk net: remove use of ndo_set_multicast_list in drivers 2011-08-17 20:22:03 -07:00
arcnet drivers/net: Kconfig & Makefile cleanup 2011-08-27 00:58:49 -07:00
bonding bonding: eliminate bond_close race conditions 2011-10-30 03:13:14 -04:00
caif caif-hsi: Added recovery check of CA wake status. 2011-10-19 03:25:43 -04:00
can Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2011-10-25 13:25:22 +02:00
cris net: remove use of ndo_set_multicast_list in drivers 2011-08-17 20:22:03 -07:00
ethernet qlcnic: fix beacon and LED test. 2011-10-30 03:09:41 -04:00
fddi skfp: Fix SysKonnect FDDI driver compile issues 2011-08-27 00:58:23 -07:00
hamradio atomic: use <linux/atomic.h> 2011-07-26 16:49:47 -07:00
hippi hippi: Move the HIPPI driver 2011-08-27 00:58:30 -07:00
irda Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2011-10-25 13:25:22 +02:00
phy Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2011-10-25 13:25:22 +02:00
plip plip: Move the PLIP driver 2011-08-27 00:58:33 -07:00
ppp Merge branch 'master' of ra.kernel.org:/pub/scm/linux/kernel/git/davem/net 2011-10-24 18:18:09 -04:00
slip slip: Move the SLIP drivers 2011-08-27 00:58:36 -07:00
tokenring drivers/net: Kconfig & Makefile cleanup 2011-08-27 00:58:49 -07:00
usb Merge branch 'pm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm 2011-10-25 15:18:39 +02:00
vmxnet3 net: add skb frag size accessors 2011-10-19 03:10:46 -04:00
wan wan: make LAPB callbacks const 2011-09-16 19:20:20 -04:00
wimax PM / Runtime: Add macro to test for runtime PM events 2011-08-19 23:49:48 +02:00
wireless ath9k: Fix kernel panic in AR2427 in AP mode 2012-01-03 14:40:45 -05:00
xen-netback net: add skb frag size accessors 2011-10-19 03:10:46 -04:00
dummy.c net: remove use of ndo_set_multicast_list in drivers 2011-08-17 20:22:03 -07:00
eql.c
ifb.c net: Audit drivers to identify those needing IFF_TX_SKB_SHARING cleared 2011-07-27 22:39:30 -07:00
Kconfig Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2011-10-25 12:11:02 +02:00
LICENSE.SRC
loopback.c
macvlan.c macvlan: handle fragmented multicast frames 2011-10-18 23:22:07 -04:00
macvtap.c macvtap: Fix the minor device number allocation 2011-10-21 02:53:07 -04:00
Makefile net: Fix duplicate CONFIG_SLIP entry in driver/net/Makefile 2011-08-29 22:55:53 -04:00
mdio.c
mii.c
netconsole.c netconsole: enable netconsole can make net_device refcnt incorrent 2011-10-18 23:55:29 -04:00
rionet.c rapidio: fix use of non-compatible registers 2011-08-25 16:25:34 -07:00
sb1000.c
Space.c
sungem_phy.c net: Fix sungem_phy sharing. 2011-08-16 00:16:49 -07:00
tun.c net: remove use of ndo_set_multicast_list in drivers 2011-08-17 20:22:03 -07:00
veth.c net: Audit drivers to identify those needing IFF_TX_SKB_SHARING cleared 2011-07-27 22:39:30 -07:00
virtio_net.c Add ethtool -g support to virtio_net 2011-10-24 02:07:21 -04:00
xen-netfront.c net: add skb frag size accessors 2011-10-19 03:10:46 -04:00