From: Hans de Goede Date: Sun, 8 Apr 2012 15:59:48 +0000 (-0300) Subject: [media] uvcvideo: Fix a "ignoring return value of ‘__clear_user’" warning X-Git-Tag: v3.5-rc5~26^2~385 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=57fb4a4831793de9e8dbdfc8dc5eb8796026d47e;p=platform%2Fkernel%2Flinux-exynos.git [media] uvcvideo: Fix a "ignoring return value of ‘__clear_user’" warning Signed-off-by: Hans de Goede Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/video/uvc/uvc_v4l2.c b/drivers/media/video/uvc/uvc_v4l2.c index 111bfff..4ef21e9 100644 --- a/drivers/media/video/uvc/uvc_v4l2.c +++ b/drivers/media/video/uvc/uvc_v4l2.c @@ -1097,7 +1097,8 @@ static int uvc_v4l2_put_xu_mapping(const struct uvc_xu_control_mapping *kp, __put_user(kp->menu_count, &up->menu_count)) return -EFAULT; - __clear_user(up->reserved, sizeof(up->reserved)); + if (__clear_user(up->reserved, sizeof(up->reserved))) + return -EFAULT; if (kp->menu_count == 0) return 0;