diff mbox

media: vb2: add log for size checking error in __qbuf_userptr

Message ID 1376988486-17512-1-git-send-email-sw0312.kim@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Seung-Woo Kim Aug. 20, 2013, 8:48 a.m. UTC 
__qbuf_userptr checks whether provided buffer is large enough, and
it returns error without any log.

Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Heejin Woo <heejin.woo@samsung.com>
---
 drivers/media/v4l2-core/videobuf2-core.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
diff mbox

Patch

diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index 9fc4bab..96827e8 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -978,6 +978,10 @@  static int __qbuf_userptr(struct vb2_buffer *vb, const struct v4l2_buffer *b)
 
 		/* Check if the provided plane buffer is large enough */
 		if (planes[plane].length < q->plane_sizes[plane]) {
+			dprintk(1, "qbuf: provided buffer size %u is less than "
+						"setup size %u for plane %d\n",
+						planes[plane].length,
+						q->plane_sizes[plane], plane);
 			ret = -EINVAL;
 			goto err;
 		}