[patch] [media] i2c: lm3560: missing unlocks on error in lm3560_set_ctrl()

[Dan Carpenter <dan.carpenter@xxxxxxxxxx>]

There are several error paths which don't unlock on error.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/media/i2c/lm3560.c b/drivers/media/i2c/lm3560.c
index ab5857d66f2d..fd96cfd6a9ec 100644
--- a/drivers/media/i2c/lm3560.c
+++ b/drivers/media/i2c/lm3560.c
@@ -214,20 +214,22 @@ static int lm3560_set_ctrl(struct v4l2_ctrl *ctrl, enum lm3560_led_id led_no)
 	case V4L2_CID_FLASH_STROBE_SOURCE:
 		rval = regmap_update_bits(flash->regmap,
 					  REG_CONFIG1, 0x04, (ctrl->val) << 2);
-		if (rval < 0)
-			goto err_out;
 		break;
 
 	case V4L2_CID_FLASH_STROBE:
-		if (flash->led_mode != V4L2_FLASH_LED_MODE_FLASH)
-			return -EBUSY;
+		if (flash->led_mode != V4L2_FLASH_LED_MODE_FLASH) {
+			rval = -EBUSY;
+			goto err_unlock;
+		}
 		flash->led_mode = V4L2_FLASH_LED_MODE_FLASH;
 		rval = lm3560_mode_ctrl(flash);
 		break;
 
 	case V4L2_CID_FLASH_STROBE_STOP:
-		if (flash->led_mode != V4L2_FLASH_LED_MODE_FLASH)
-			return -EBUSY;
+		if (flash->led_mode != V4L2_FLASH_LED_MODE_FLASH) {
+			rval = -EBUSY;
+			goto err_unlock;
+		}
 		flash->led_mode = V4L2_FLASH_LED_MODE_NONE;
 		rval = lm3560_mode_ctrl(flash);
 		break;
@@ -247,8 +249,9 @@ static int lm3560_set_ctrl(struct v4l2_ctrl *ctrl, enum lm3560_led_id led_no)
 		break;
 	}
 
+err_unlock:
 	mutex_unlock(&flash->lock);
-err_out:
+
 	return rval;
 }
 
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