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 6c3ec8fcef01..ca1364102b18 100644
--- a/drivers/dma-buf/udmabuf.c
+++ b/drivers/dma-buf/udmabuf.c
@@ -131,6 +131,9 @@ 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;
--
2.18.1
