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[media] videobuf2: fix core to correctly identify allocation failures

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The videobuf2-dma-contig allocator returns an ERR_PTR() on failure, not
a NULL like all other allocators. Fix videobuf2-core to also correctly
recognise those failures.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Guennadi Liakhovetski 2011-03-22 09:24:58 -03:00 committed by Mauro Carvalho Chehab
parent 0f890ab1b5
commit 62a79436a5
1 changed files with 1 additions and 1 deletions
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2
drivers/media/video/videobuf2-core.c
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@ -51,7 +51,7 @@ static int __vb2_buf_mem_alloc(struct vb2_buffer *vb,
for (plane = 0; plane < vb->num_planes; ++plane) {
mem_priv = call_memop(q, plane, alloc, q->alloc_ctx[plane],
plane_sizes[plane]);
if (!mem_priv)
if (IS_ERR_OR_NULL(mem_priv))
goto free;
/* Associate allocator private data with this plane */