From: Arik Nemtsov <arik@wizery.com>
Date: Sun, 12 May 2013 09:35:29 +0000 (+0300)
Subject: wlcore: cancel channel switch work on interface removal
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c838478b7b78d6e212547cd2243031080f2cee45;p=linux-beck.git

wlcore: cancel channel switch work on interface removal

Otherwise, if the work is pending, we might get
a bad dereference after the interface is removed.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
---

diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c
index 7ee422f97c10..ed200c61b231 100644
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -2589,6 +2589,7 @@ unlock:
 	cancel_work_sync(&wlvif->rx_streaming_enable_work);
 	cancel_work_sync(&wlvif->rx_streaming_disable_work);
 	cancel_delayed_work_sync(&wlvif->connection_loss_work);
+	cancel_delayed_work_sync(&wlvif->channel_switch_work);
 
 	mutex_lock(&wl->mutex);
 }