diff options
Diffstat (limited to 'drivers/media/common')
| -rw-r--r-- | drivers/media/common/videobuf2/videobuf2-core.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/common/videobuf2/videobuf2-core.c b/drivers/media/common/videobuf2/videobuf2-core.c index 3cf25abf5807..cfccee87909a 100644 --- a/drivers/media/common/videobuf2/videobuf2-core.c +++ b/drivers/media/common/videobuf2/videobuf2-core.c @@ -207,6 +207,10 @@ static int __vb2_buf_mem_alloc(struct vb2_buffer *vb) for (plane = 0; plane < vb->num_planes; ++plane) { unsigned long size = PAGE_ALIGN(vb->planes[plane].length); + /* Did it wrap around? */ + if (size < vb->planes[plane].length) + goto free; + mem_priv = call_ptr_memop(vb, alloc, q->alloc_devs[plane] ? : q->dev, q->dma_attrs, size, q->dma_dir, q->gfp_flags); |