1 files changed, 4 insertions, 1 deletions

diff --git a/net/ipv4/netfilter/ipt_MASQUERADE.c b/net/ipv4/netfilter/ipt_MASQUERADE.c
index 28b9233956b5..d669685afd04 100644
--- a/net/ipv4/netfilter/ipt_MASQUERADE.c
+++ b/net/ipv4/netfilter/ipt_MASQUERADE.c
@@ -127,10 +127,13 @@ masquerade_target(struct sk_buff **pskb,
 static inline int
 device_cmp(struct ip_conntrack *i, void *ifindex)
 {
+        int ret;
 #ifdef CONFIG_NF_NAT_NEEDED
         struct nf_conn_nat *nat = nfct_nat(i);
+
+        if (!nat)
+                return 0;
 #endif
-        int ret;
 
         read_lock_bh(&masq_lock);
 #ifdef CONFIG_NF_NAT_NEEDED