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/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 9414b9c..5b228f9 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -1035,16 +1035,12 @@
 			break;
 
 		case AF_INET6:
-			ipv6_addr_copy((struct in6_addr *)x->sel.daddr.a6,
-				       (const struct in6_addr *)daddr);
-			ipv6_addr_copy((struct in6_addr *)x->sel.saddr.a6,
-				       (const struct in6_addr *)saddr);
+			*(struct in6_addr *)x->sel.daddr.a6 = *(struct in6_addr *)daddr;
+			*(struct in6_addr *)x->sel.saddr.a6 = *(struct in6_addr *)saddr;
 			x->sel.prefixlen_d = 128;
 			x->sel.prefixlen_s = 128;
-			ipv6_addr_copy((struct in6_addr *)x->props.saddr.a6,
-				       (const struct in6_addr *)saddr);
-			ipv6_addr_copy((struct in6_addr *)x->id.daddr.a6,
-				       (const struct in6_addr *)daddr);
+			*(struct in6_addr *)x->props.saddr.a6 = *(struct in6_addr *)saddr;
+			*(struct in6_addr *)x->id.daddr.a6 = *(struct in6_addr *)daddr;
 			break;
 		}