[PATCH] mac80211: Cancel the dynamic ps timer in ioctl_siwpower.

[Vivek Natarajan <vivek.natraj@gmail.com>]

If the dynamic power save timer has been started before the power save 
is disabled using iwconfig, we fail to cancel the timer. Hence cancel it
while disabling power save.

Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
---
 net/mac80211/wext.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c
index 70a29b6..5c88b82 100644
--- a/net/mac80211/wext.c
+++ b/net/mac80211/wext.c
@@ -906,6 +906,8 @@ static int ieee80211_ioctl_siwpower(struct net_device *dev,
 					IEEE80211_CONF_CHANGE_PS);
 			if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK)
 				ieee80211_send_nullfunc(local, sdata, 0);
+			del_timer_sync(&local->dynamic_ps_timer);
+			cancel_work_sync(&local->dynamic_ps_enable_work);
 		}
 	}
 
-- 
1.6.0.1