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authorMarek Szyprowski <m.szyprowski@samsung.com>2011-08-24 06:36:26 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-09-06 15:03:49 -0300
commitc1426bc727b78808fb956f7402b689144c1506ee (patch)
treedd6f9667e01bfacd8f9674149c32ef774c2f0605 /include/media
parenta6bd62be5a3e3a2eee9c0c1d7c04cb52cff3e073 (diff)
downloadlinux-c1426bc727b78808fb956f7402b689144c1506ee.tar.bz2
[media] media: vb2: add a check if queued userptr buffer is large enough
Videobuf2 accepted any userptr buffer without verifying if its size is large enough to store the video data from the driver. The driver reports the minimal size of video data once in queue_setup and expects that videobuf2 provides buffers that match these requirements. This patch adds the required check. Reported-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> CC: Pawel Osciak <pawel@osciak.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include/media')
-rw-r--r--include/media/videobuf2-core.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h
index f87472acbc51..496d6e548ef5 100644
--- a/include/media/videobuf2-core.h
+++ b/include/media/videobuf2-core.h
@@ -276,6 +276,7 @@ struct vb2_queue {
wait_queue_head_t done_wq;
void *alloc_ctx[VIDEO_MAX_PLANES];
+ unsigned long plane_sizes[VIDEO_MAX_PLANES];
unsigned int streaming:1;