Messages in this thread Patch in this message | | | From | Gerd Hoffmann <> | Subject | [PATCH v3 2/3] udmabuf: check that __pad is zero | Date | Wed, 12 Sep 2018 08:33:15 +0200 |
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Reported-by: Yann Droneaud <ydroneaud@opteya.com> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> --- drivers/dma-buf/udmabuf.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c index 9edabce0b8..964beadd11 100644 --- a/drivers/dma-buf/udmabuf.c +++ b/drivers/dma-buf/udmabuf.c @@ -134,6 +134,8 @@ static long udmabuf_create(const struct udmabuf_create_list *head, pglimit = (size_limit_mb * 1024 * 1024) >> PAGE_SHIFT; for (i = 0; i < head->count; i++) { + if (list[i].__pad) + goto err; if (!IS_ALIGNED(list[i].offset, PAGE_SIZE)) goto err; if (!IS_ALIGNED(list[i].size, PAGE_SIZE)) -- 2.9.3
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