ramips: fix buffalo wmr-300 lan port

Signed-off-by: John Crispin <[email protected]>

target/linux/ramips/base-files/etc/board.d/02_network

@@ -189,10 +189,12 @@ ramips_setup_interfaces()
 		;;
 	mlwg2|\
 	wizard8800|\
-	wl-330n|\
-	wmr-300)
+	wl-330n)
 		ucidef_set_interface_lan "eth0.1"
 		;;
+	wmr-300)
+		ucidef_set_interface_lan "eth0"
+		;;
 	mzk-dp150n|\
 	vocore)
 		ucidef_add_switch "switch0" \