Signed-off-by: Gerd Hoffmann <[email protected]>
Reported-by: Yann Droneaud <[email protected]>
---
drivers/dma-buf/udmabuf.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c
index 964beadd11..acd97670c5 100644
--- a/drivers/dma-buf/udmabuf.c
+++ b/drivers/dma-buf/udmabuf.c
@@ -128,6 +128,9 @@ static long udmabuf_create(const struct udmabuf_create_list
*head,
int seals, ret = -EINVAL;
u32 i, flags;
+ if (head->flags & ~UDMABUF_FLAGS_CLOEXEC)
+ return -EINVAL;
+
ubuf = kzalloc(sizeof(*ubuf), GFP_KERNEL);
if (!ubuf)
return -ENOMEM;
--
2.9.3
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