mac80211: quiesce vif before suspending
authorEliad Peller <eliad@wizery.com>
Thu, 16 Jun 2011 08:49:33 +0000 (11:49 +0300)
committerJohn W. Linville <linville@tuxdriver.com>
Mon, 20 Jun 2011 19:34:18 +0000 (15:34 -0400)
commit77572fd13d7f468216b85e68a006000726a59e89
tree4bb3f93ded198ba6770afea08ca75d5967795f91
parent6392cb387cb629a5aa488e6a2eab9383b574a7ef
mac80211: quiesce vif before suspending

Cancel all relevant timers/works before suspending (wowlan).

This patch handles the following warning:
WARNING: at net/mac80211/util.c:565 queueing ieee80211 work while going to suspend
Backtrace:
[<bf07b598>] (ieee80211_can_queue_work+0x0/0x4c [mac80211])
[<bf07c28c>] (ieee80211_queue_work+0x0/0x30 [mac80211])
[<bf0690dc>] (ieee80211_sta_timer+0x0/0x3c [mac80211])
[<c00a3008>] (run_timer_softirq+0x0/0x220)
[<c009e530>] (__do_softirq+0x0/0x130)
[<c009e660>] (irq_exit+0x0/0xb4)
[<c004c4a0>] (ipi_timer+0x0/0x4c)
[<c0046350>] (do_local_timer+0x0/0x88)
[<c00488ec>] (cpu_idle+0x0/0xe0)
[<c05294e8>] (rest_init+0x0/0xe0)
[<c0008958>] (start_kernel+0x0/0x314)

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
net/mac80211/pm.c