From 377b513485fd885dea1083a9a5430df65b35e048 Mon Sep 17 00:00:00 2001 From: Eli Cohen Date: Sun, 14 Sep 2014 16:47:52 +0300 Subject: IB/core: Avoid leakage from kernel to user space Clear the reserved field of struct ib_uverbs_async_event_desc which is copied to user space. Signed-off-by: Eli Cohen Reviewed-by: Yann Droneaud Signed-off-by: Roland Dreier --- drivers/infiniband/core/uverbs_main.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/infiniband/core') diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index c73b22a257f..b21af1eaf50 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); -- cgit v1.2.3-70-g09d2