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/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 3d8f9c4..f15fd98 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -237,7 +237,7 @@
 	struct sockaddr_in6 *dsin6 = (struct sockaddr_in6 *) dst;
 
 	dsin6->sin6_family = ssin6->sin6_family;
-	ipv6_addr_copy(&dsin6->sin6_addr, &ssin6->sin6_addr);
+	dsin6->sin6_addr = ssin6->sin6_addr;
 	return true;
 }
 #else	/* !(CONFIG_IPV6 || CONFIG_IPV6_MODULE) */