libbb: make set_nport accept pointer to sockaddr, not to len_and_sockaddr.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/networking/wget.c b/networking/wget.c
index 2f89c8f..3a4be98 100644
--- a/networking/wget.c
+++ b/networking/wget.c
@@ -407,7 +407,7 @@
 	str = strrchr(G.wget_buf, ',');
 	if (!str) goto pasv_error;
 	port += xatou_range(str+1, 0, 255) * 256;
-	set_nport(lsa, htons(port));
+	set_nport(&lsa->u.sa, htons(port));
 
 	*dfpp = open_socket(lsa);