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| author |   Rodrigo Vivi <rodrigo.vivi@intel.com> | 2022-01-31 13:19:33 -0500 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2022-01-31 13:19:33 -0500 |
| commit | 063565aca3734de4e73639a0e460a58d9418b3cd (patch) | |
| tree | fb2455b984f584a819defe6e5fe512a4b6fc33ae /include/media/videobuf2-core.h | |
| parent | drm/i915: Move drrs hardware bit frobbing to small helpers (diff) | |
| parent | Linux 5.17-rc2 (diff) | |
| download | linux-dev-063565aca3734de4e73639a0e460a58d9418b3cd.tar.xz linux-dev-063565aca3734de4e73639a0e460a58d9418b3cd.zip | |
Merge drm/drm-next into drm-intel-next
Catch-up with 5.17-rc2 and trying to align with drm-intel-gt-next
for a possible topic branch for merging the split of i915_regs...
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'include/media/videobuf2-core.h')
| -rw-r--r-- | include/media/videobuf2-core.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h index 2467284e5f26..5468b633b9d2 100644 --- a/include/media/videobuf2-core.h +++ b/include/media/videobuf2-core.h @@ -1155,8 +1155,15 @@ static inline void *vb2_get_drv_priv(struct vb2_queue *q) static inline void vb2_set_plane_payload(struct vb2_buffer *vb, unsigned int plane_no, unsigned long size) { - if (plane_no < vb->num_planes) + /* + * size must never be larger than the buffer length, so + * warn and clamp to the buffer length if that's the case. + */ + if (plane_no < vb->num_planes) { + if (WARN_ON_ONCE(size > vb->planes[plane_no].length)) + size = vb->planes[plane_no].length; vb->planes[plane_no].bytesused = size; + } } /** |