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-rw-r--r--include/net/netfilter/nf_conntrack.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index bda78a286e2..90b3e7f5df5 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -216,7 +216,7 @@ static inline void nf_ct_refresh(struct nf_conn *ct,
/* These are for NAT. Icky. */
/* Update TCP window tracking data when NAT mangles the packet */
-extern void nf_conntrack_tcp_update(struct sk_buff *skb,
+extern void nf_conntrack_tcp_update(const struct sk_buff *skb,
unsigned int dataoff,
struct nf_conn *ct,
int dir);