diff mbox

[v4,01/12] netfilter: nf_conntrack_sip: Allow ct_sip_get_header() to be called with a null ct argument

Message ID 20101004090818.086505036@akiko.akashicho.tokyo.vergenet.net
State Not Applicable, archived
Delegated to: David Miller
Headers show

Commit Message

Simon Horman Oct. 4, 2010, 9:03 a.m. UTC 
Signed-off-by: Simon Horman <horms@verge.net.au>
Acked-by: Julian Anastasov <ja@ssi.bg>
diff mbox

Patch

diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index 53d8922..2fd1ea2 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -152,6 +152,9 @@  static int parse_addr(const struct nf_conn *ct, const char *cp,
 	const char *end;
 	int ret = 0;
 
+	if (!ct)
+		return 0;
+
 	memset(addr, 0, sizeof(*addr));
 	switch (nf_ct_l3num(ct)) {
 	case AF_INET: