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/ipv6/xfrm6_mode_beet.c b/net/ipv6/xfrm6_mode_beet.c
index 3437d7d..a81ce94 100644
--- a/net/ipv6/xfrm6_mode_beet.c
+++ b/net/ipv6/xfrm6_mode_beet.c
@@ -72,8 +72,8 @@
 		top_iph->nexthdr = IPPROTO_BEETPH;
 	}
 
-	ipv6_addr_copy(&top_iph->saddr, (struct in6_addr *)&x->props.saddr);
-	ipv6_addr_copy(&top_iph->daddr, (struct in6_addr *)&x->id.daddr);
+	top_iph->saddr = *(struct in6_addr *)&x->props.saddr;
+	top_iph->daddr = *(struct in6_addr *)&x->id.daddr;
 	return 0;
 }
 
@@ -99,8 +99,8 @@
 
 	ip6h = ipv6_hdr(skb);
 	ip6h->payload_len = htons(skb->len - size);
-	ipv6_addr_copy(&ip6h->daddr, (struct in6_addr *) &x->sel.daddr.a6);
-	ipv6_addr_copy(&ip6h->saddr, (struct in6_addr *) &x->sel.saddr.a6);
+	ip6h->daddr = *(struct in6_addr *)&x->sel.daddr.a6;
+	ip6h->saddr = *(struct in6_addr *)&x->sel.saddr.a6;
 	err = 0;
 out:
 	return err;