From: Luis R. Rodriguez <lrodriguez@atheros.com>
Date: Mon, 3 Aug 2009 19:24:52 +0000 (-0700)
Subject: ath9k: set ah to null after freeing
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=9db6b6a25fd829a0d29480785ac0770a1e76f9a4;p=openwrt%2Fstaging%2Fblogic.git

ath9k: set ah to null after freeing

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 6641fbedd6d0..633fe8b6f5f7 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1232,6 +1232,7 @@ void ath9k_hw_detach(struct ath_hw *ah)
 	ath9k_hw_rf_free(ah);
 	ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP);
 	kfree(ah);
+	ah = NULL;
 }
 
 /*******/