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authorEric Dumazet <eric.dumazet@gmail.com>2010-08-16 03:25:00 +0000
committerGreg Kroah-Hartman <gregkh@suse.de>2010-09-26 17:21:20 -0700
commitf99150007ae1ff46aefbd5c96cf22af0cdc34563 (patch)
treec38a16bde16297ba345877f21e83cda16a808bda /net
parent12fc5c218002041cf2d3be3a5fd26fad993c6fbc (diff)
rds: fix a leak of kernel memory
[ Upstream commit f037590fff3005ce8a1513858d7d44f50053cc8f ] 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 <eric.dumazet@gmail.com> CC: Andy Grover <andy.grover@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'net')
-rw-r--r--net/rds/recv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/rds/recv.c b/net/rds/recv.c
index fdff33c7b432..6a2654ad3628 100644
--- a/net/rds/recv.c
+++ b/net/rds/recv.c
@@ -296,7 +296,7 @@ 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);