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>
git-mirror · Aug 4, 2009 · 9db6b6a · 9db6b6a
1 parent e70c0cf
commit 9db6b6a
Showing 1 changed file with 1 addition and 0 deletions.
diff --git 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;
 }
 
 /*******/