[SCTP]: Reject sctp packets with broadcast addresses.

Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 2 deletions

diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index c20d282fac06..8ef08070c8b6 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -523,7 +523,9 @@ static int sctp_v6_available(union sctp_addr *addr, struct sctp_sock *sp)
  * Return 0 - If the address is a non-unicast or an illegal address.
  * Return 1 - If the address is a unicast.
  */
-static int sctp_v6_addr_valid(union sctp_addr *addr, struct sctp_sock *sp)
+static int sctp_v6_addr_valid(union sctp_addr *addr,
+                              struct sctp_sock *sp,
+                              const struct sk_buff *skb)
 {
         int ret = ipv6_addr_type(&addr->v6.sin6_addr);
 
@@ -537,7 +539,7 @@ static int sctp_v6_addr_valid(union sctp_addr *addr, struct sctp_sock *sp)
                 if (sp && ipv6_only_sock(sctp_opt2sk(sp)))
                         return 0;
                 sctp_v6_map_v4(addr);
-                return sctp_get_af_specific(AF_INET)->addr_valid(addr, sp);
+                return sctp_get_af_specific(AF_INET)->addr_valid(addr, sp, skb);
         }
 
         /* Is this a non-unicast address */