[PATCH] wireless: wl12xx, fix lock imbalance

[Jiri Slaby <jirislaby@gmail.com>]

Add omitted mutex_unlock to one of wl12xx_op_start fail paths (when
wl12xx_chip_wakeup fails).

Not sure if the device should be powered off?

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
---
 drivers/net/wireless/wl12xx/main.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 603d611..d241e4a 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -336,7 +336,7 @@ static int wl12xx_op_start(struct ieee80211_hw *hw)
 
 	ret = wl12xx_chip_wakeup(wl);
 	if (ret < 0)
-		return ret;
+		goto unlock;
 
 	ret = wl->chip.op_boot(wl);
 	if (ret < 0)
@@ -357,7 +357,7 @@ static int wl12xx_op_start(struct ieee80211_hw *hw)
 out:
 	if (ret < 0)
 		wl12xx_power_off(wl);
-
+unlock:
 	mutex_unlock(&wl->mutex);
 
 	return ret;
-- 
1.6.3.2