[PATCH for-next 3/6] IB/core: Avoid leakage from kernel to user space

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Clear the reserved field of struct ib_uverbs_async_event_desc which is 
copied to user space.

Signed-off-by: Eli Cohen <eli@xxxxxxxxxxxx>
---
 drivers/infiniband/core/uverbs_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index c73b22a257fe..b21af1eaf503 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -477,6 +477,7 @@ static void ib_uverbs_async_handler(struct ib_uverbs_file *file,
 
 	entry->desc.async.element    = element;
 	entry->desc.async.event_type = event;
+	entry->desc.async.reserved   = 0;
 	entry->counter               = counter;
 
 	list_add_tail(&entry->list, &file->async_file->event_list);
-- 
2.1.0

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