ath5k: avoid leaking mutex in ath5k_config

Reported-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index fb5193764afa..dd6dc8dc740b 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -2779,7 +2779,7 @@ ath5k_config(struct ieee80211_hw *hw, u32 changed)
 
         ret = ath5k_chan_set(sc, conf->channel);
         if (ret < 0)
-                return ret;
+                goto unlock;
 
         if ((changed & IEEE80211_CONF_CHANGE_POWER) &&
         (sc->power_level != conf->power_level)) {
@@ -2808,8 +2808,9 @@ ath5k_config(struct ieee80211_hw *hw, u32 changed)
          */
         ath5k_hw_set_antenna_mode(ah, AR5K_ANTMODE_DEFAULT);
 
+unlock:
         mutex_unlock(&sc->lock);
-        return 0;
+        return ret;
 }
 
 #define SUPPORTED_FIF_FLAGS \