From: Eric Dumazet <[email protected]> commit f037590fff3005ce8a1513858d7d44f50053cc8f upstream.
struct rds_rdma_notify contains a 32 bits hole on 64bit arches, make sure it is zeroed before copying it to user. Signed-off-by: Eric Dumazet <[email protected]> CC: Andy Grover <[email protected]> Signed-off-by: David S. Miller <[email protected]> Signed-off-by: Paul Gortmaker <[email protected]> --- net/rds/recv.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/net/rds/recv.c b/net/rds/recv.c index e2a2b93..93aadc0 100644 --- a/net/rds/recv.c +++ b/net/rds/recv.c @@ -297,7 +297,7 @@ static int rds_still_queued(struct rds_sock *rs, struct rds_incoming *inc, int rds_notify_queue_get(struct rds_sock *rs, struct msghdr *msghdr) { struct rds_notifier *notifier; - struct rds_rdma_notify cmsg; + struct rds_rdma_notify cmsg = { 0 }; /* fill holes with zero */ unsigned int count = 0, max_messages = ~0U; unsigned long flags; LIST_HEAD(copy); -- 1.7.3.3 _______________________________________________ stable mailing list [email protected] http://linux.kernel.org/mailman/listinfo/stable
