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-rw-r--r--net/ipv4/netfilter/nf_nat_sip.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/nf_nat_sip.c b/net/ipv4/netfilter/nf_nat_sip.c
index fac97cf51ae..a32d746c459 100644
--- a/net/ipv4/netfilter/nf_nat_sip.c
+++ b/net/ipv4/netfilter/nf_nat_sip.c
@@ -260,7 +260,11 @@ static unsigned int ip_nat_sdp(struct sk_buff **pskb,
DEBUGP("ip_nat_sdp():\n");
/* Connection will come from reply */
- newip = ct->tuplehash[!dir].tuple.dst.u3.ip;
+ if (ct->tuplehash[dir].tuple.src.u3.ip ==
+ ct->tuplehash[!dir].tuple.dst.u3.ip)
+ newip = exp->tuple.dst.u3.ip;
+ else
+ newip = ct->tuplehash[!dir].tuple.dst.u3.ip;
exp->saved_ip = exp->tuple.dst.u3.ip;
exp->tuple.dst.u3.ip = newip;