Add dma_buf_put() to decrease refcount of the dmabuf in error path if DMABUF size is smaller than the requirement.
Signed-off-by: wu xia <xia.wu@xxxxxxxxx>
---
drivers/media/v4l2-core/videobuf2-core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index 33bdd81..1f232e7 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -1084,6 +1084,7 @@ static int __qbuf_dmabuf(struct vb2_buffer *vb, const void *pb)
if (planes[plane].length < q->plane_sizes[plane]) {
dprintk(1, "invalid dmabuf length for plane %d\n",
plane);
+ dma_buf_put(dbuf);
ret = -EINVAL;
goto err;
}
--
1.7.9.5
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