diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index d5253071f71f..8fdf6c26a012 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -533,9 +533,9 @@ static int fib_get_nhs(struct fib_info *fi, struct rtnexthop *rtnh,
 
 #endif
 
-int fib_encap_match(struct net *net, u16 encap_type,
-		    struct nlattr *encap,
-		    int oif, const struct fib_nh *nh)
+static int fib_encap_match(struct net *net, u16 encap_type,
+			   struct nlattr *encap,
+			   int oif, const struct fib_nh *nh)
 {
 	struct lwtunnel_state *lwtstate;
 	struct net_device *dev = NULL;