net: remove ipv6_addr_copy()

C assignment can handle struct in6_addr copying.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netfilter/ipset/ip_set_hash_net.c b/net/netfilter/ipset/ip_set_hash_net.c
index 60d0165..2898819 100644
--- a/net/netfilter/ipset/ip_set_hash_net.c
+++ b/net/netfilter/ipset/ip_set_hash_net.c
@@ -267,7 +267,7 @@
 hash_net6_data_copy(struct hash_net6_elem *dst,
 		    const struct hash_net6_elem *src)
 {
-	ipv6_addr_copy(&dst->ip.in6, &src->ip.in6);
+	dst->ip.in6 = src->ip.in6;
 	dst->cidr = src->cidr;
 }