[SCTP]: Correctly set IP id for SCTP traffic

Make SCTP 1-1 style and peeled-off associations behave like TCP when
setting IP id. In both cases, we set the inet_sk(sk)->daddr and initialize
inet_sk(sk)->id to a random value.

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, 1 insertions, 1 deletions

diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index fac7674438a4..5b4f82fd98f8 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -591,7 +591,7 @@ static struct sock *sctp_v4_create_accept_sk(struct sock *sk,
         newinet->dport = htons(asoc->peer.port);
         newinet->daddr = asoc->peer.primary_addr.v4.sin_addr.s_addr;
         newinet->pmtudisc = inet->pmtudisc;
-        newinet->id = 0;
+        newinet->id = asoc->next_tsn ^ jiffies;
 
         newinet->uc_ttl = -1;
         newinet->mc_loop = 1;