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linux/drivers/net/wireless/ath
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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
..
ath5k ath5k: remove some unneeded error handling code 2011-10-11 16:41:09 -04:00
ath6kl ath6kl: fixup merge damage in ath6kl_mgmt_tx 2011-10-11 15:33:10 -04:00
ath9k ath9k: Fix kernel panic in AR2427 in AP mode 2012-01-03 14:40:45 -05:00
carl9170 carl9170: fix AMPDU TX_CTL_REQ_TX_STATUS handling 2011-11-02 15:23:12 -04:00
ath.h ath: remove ath_regulatory::current_rd_ext 2011-10-11 16:41:27 -04:00
debug.c
hw.c Merge ssh://master.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem 2011-05-24 16:47:54 -04:00
Kconfig Add ath6kl cleaned up driver 2011-08-09 19:45:18 +03:00
key.c ath: use get_unaligned_le{16,32} in ath_hw_keysetmac() 2011-07-18 14:29:41 -04:00
main.c ath: Make ath_printk void not int and remove unused struct ath_common * 2011-08-30 15:38:52 -04:00
Makefile Add ath6kl cleaned up driver 2011-08-09 19:45:18 +03:00
reg.h
regd.c ath: Fix NULL ptr dereference in ath_reg_apply_world_flags 2011-11-08 15:02:45 -05:00
regd.h ath: fix spelling of Grenada 2011-08-08 16:04:13 -04:00
regd_common.h ath: fix spelling of Grenada 2011-08-08 16:04:13 -04:00