The isp_video_pix_to_mbus() and isp_video_mbus_to_pix() calls in
isp_video_set_format() only access static fields of the isp_video
structure. They don't need to be protected by a mutex.
Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
---
drivers/media/platform/omap3isp/ispvideo.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/media/platform/omap3isp/ispvideo.c
b/drivers/media/platform/omap3isp/ispvideo.c
index 04d45e7..2876f34 100644
--- a/drivers/media/platform/omap3isp/ispvideo.c
+++ b/drivers/media/platform/omap3isp/ispvideo.c
@@ -631,17 +631,16 @@ isp_video_set_format(struct file *file, void *fh, struct
v4l2_format *format)
if (format->type != video->type)
return -EINVAL;
- mutex_lock(&video->mutex);
-
/* Fill the bytesperline and sizeimage fields by converting to media bus
* format and back to pixel format.
*/
isp_video_pix_to_mbus(&format->fmt.pix, &fmt);
isp_video_mbus_to_pix(video, &fmt, &format->fmt.pix);
+ mutex_lock(&video->mutex);
vfh->format = *format;
-
mutex_unlock(&video->mutex);
+
return 0;
}
--
1.8.5.5
--
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