--- zzzz-none-000/linux-5.4.213/include/net/ipv6.h	2022-09-15 10:04:56.000000000 +0000
+++ miami-7690-761/linux-5.4.213/include/net/ipv6.h	2024-05-29 11:20:02.000000000 +0000
@@ -985,6 +985,7 @@
 
 int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr);
 
+void ip6_input_init(void);
 int ip6_append_data(struct sock *sk,
 		    int getfrag(void *from, char *to, int offset, int len,
 				int odd, struct sk_buff *skb),