diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 15f0e2bad7ad..2811cc18701a 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -790,7 +790,7 @@ static void __net_exit ip4_frags_ns_ctl_unregister(struct net *net)
 	kfree(table);
 }
 
-static void ip4_frags_ctl_register(void)
+static void __init ip4_frags_ctl_register(void)
 {
 	register_net_sysctl(&init_net, "net/ipv4", ip4_frags_ctl_table);
 }
@@ -804,7 +804,7 @@ static inline void ip4_frags_ns_ctl_unregister(struct net *net)
 {
 }
 
-static inline void ip4_frags_ctl_register(void)
+static inline void __init ip4_frags_ctl_register(void)
 {
 }
 #endif