[PATCH 4.9 120/271] media: ov2659: fix unbalanced mutex_lock/unlock

[Greg Kroah-Hartman]

From: Akinobu Mita <akinobu.mita@xxxxxxxxx>

[ Upstream commit 384538bda10913e5c94ec5b5d34bd3075931bcf4 ]

Avoid returning with mutex locked.

Fixes: fa8cb6444c32 ("[media] ov2659: Don't depend on subdev API")

Cc: "Lad, Prabhakar" <prabhakar.csengg@xxxxxxxxx>
Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Acked-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/media/i2c/ov2659.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/i2c/ov2659.c b/drivers/media/i2c/ov2659.c
index ade3c48e2e0cf..18546f950d792 100644
--- a/drivers/media/i2c/ov2659.c
+++ b/drivers/media/i2c/ov2659.c
@@ -1137,7 +1137,7 @@ static int ov2659_set_fmt(struct v4l2_subdev *sd,
 		mf = v4l2_subdev_get_try_format(sd, cfg, fmt->pad);
 		*mf = fmt->format;
 #else
-		return -ENOTTY;
+		ret = -ENOTTY;
 #endif
 	} else {
 		s64 val;
-- 
2.20.1