media: ov7740: fix unbalanced pm_runtime_get/put

Avoid returning without decrement the usage count in s_ctrl().

Cc: Wenyou Yang <wenyou.yang@microchip.com>
Cc: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

diff --git a/drivers/media/i2c/ov7740.c b/drivers/media/i2c/ov7740.c
index 54e80a60aa579fbf83d76fc0c28c599dbd5bc5ed..d122e350478c85a86df62917d40ee0fe8d8f22cb 100644 (file)
--- a/drivers/media/i2c/ov7740.c
+++ b/drivers/media/i2c/ov7740.c
@@ -561,16 +561,16 @@ static int ov7740_set_ctrl(struct v4l2_ctrl *ctrl)
                break;
        case V4L2_CID_AUTOGAIN:
                if (!ctrl->val)
-                       return ov7740_set_gain(regmap, ov7740->gain->val);
-
-               ret = ov7740_set_autogain(regmap, ctrl->val);
+                       ret = ov7740_set_gain(regmap, ov7740->gain->val);
+               else
+                       ret = ov7740_set_autogain(regmap, ctrl->val);
                break;
 
        case V4L2_CID_EXPOSURE_AUTO:
                if (ctrl->val == V4L2_EXPOSURE_MANUAL)
-                       return ov7740_set_exp(regmap, ov7740->exposure->val);
-
-               ret = ov7740_set_autoexp(regmap, ctrl->val);
+                       ret = ov7740_set_exp(regmap, ov7740->exposure->val);
+               else
+                       ret = ov7740_set_autoexp(regmap, ctrl->val);
                break;
        default:
                ret = -EINVAL;