diff --git a/net/decnet/dn_rules.c b/net/decnet/dn_rules.c
index 14fbca5..a2690b1 100644
--- a/net/decnet/dn_rules.c
+++ b/net/decnet/dn_rules.c
@@ -115,7 +115,7 @@
 }
 
 static int dn_fib_rule_configure(struct fib_rule *rule, struct sk_buff *skb,
-				 struct nlmsghdr *nlh, struct fib_rule_hdr *frh,
+				 struct fib_rule_hdr *frh,
 				 struct nlattr **tb)
 {
 	int err = -EINVAL;