Reported-by: Yann Droneaud <ydroneaud@xxxxxxxxxx>
Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxxxxx>
---
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 9635897458a0..6c3ec8fcef01 100644
--- a/drivers/dma-buf/udmabuf.c
+++ b/drivers/dma-buf/udmabuf.c
@@ -137,6 +137,8 @@ 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))
--
2.18.1
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