1 files changed, 1 insertions, 1 deletions

diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 2ad92ca4e6f3..c062b6773cc7 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -146,7 +146,7 @@ struct rt6_rtnl_dump_arg {
 
 extern int rt6_dump_route(struct rt6_info *rt, void *p_arg);
 extern void rt6_ifdown(struct net *net, struct net_device *dev);
-extern void rt6_mtu_change(struct net_device *dev, unsigned mtu);
+extern void rt6_mtu_change(struct net_device *dev, unsigned int mtu);
 extern void rt6_remove_prefsrc(struct inet6_ifaddr *ifp);