leds-lp8788: forgotten unlock at lp8788_led_work

at default case of switch we return with out unlocking the mutex.

Signed-off-by: Devendra Naga <develkernel412222@gmail.com>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/leds/leds-lp8788.c b/drivers/leds/leds-lp8788.c
index 574b49f79093..53bd136f1ef0 100644
--- a/drivers/leds/leds-lp8788.c
+++ b/drivers/leds/leds-lp8788.c
@@ -104,6 +104,7 @@ static void lp8788_led_work(struct work_struct *work)
                 lp8788_write_byte(led->lp, lp8788_pwm_addr[num], val);
                 break;
         default:
+                mutex_unlock(&led->lock);
                 return;
         }