bridge: add a missing ntohs()

grec_nsrcs is in network order, we should convert to host horder in
br_multicast_igmp3_report()

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index f29ada827a6acfe04afd7e3752724013ac58c27f..386c15369d91ed7e59b109dd1cbe7bdab5e1780a 100644 (file)
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -727,7 +727,7 @@ static int br_multicast_igmp3_report(struct net_bridge *br,
                group = grec->grec_mca;
                type = grec->grec_type;
 
-               len += grec->grec_nsrcs * 4;
+               len += ntohs(grec->grec_nsrcs) * 4;
                if (!pskb_may_pull(skb, len))
                        return -EINVAL;