1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/staging/media/omap4iss/iss_video.c b/drivers/staging/media/omap4iss/iss_video.c
index 63419b3769b5..68006231cc41 100644
--- a/drivers/staging/media/omap4iss/iss_video.c
+++ b/drivers/staging/media/omap4iss/iss_video.c
@@ -243,12 +243,11 @@ __iss_video_get_format(struct iss_video *video, struct v4l2_format *format)
         if (subdev == NULL)
                 return -EINVAL;
 
-        mutex_lock(&video->mutex);
-
         fmt.pad = pad;
         fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE;
-        ret = v4l2_subdev_call(subdev, pad, get_fmt, NULL, &fmt);
 
+        mutex_lock(&video->mutex);
+        ret = v4l2_subdev_call(subdev, pad, get_fmt, NULL, &fmt);
         mutex_unlock(&video->mutex);
 
         if (ret)