diff --git a/[refs] b/[refs]
index 36201d6d1efa..a2d4dd7d2b30 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 26e92861be9c0da3be30718de693976b3f6a8026
+refs/heads/master: 1624f003349b49050f42c7d9f5407dfc05efb912
diff --git a/trunk/drivers/serial/serial_core.c b/trunk/drivers/serial/serial_core.c
index c17d680e3f04..34c576dfad8d 100644
--- a/trunk/drivers/serial/serial_core.c
+++ b/trunk/drivers/serial/serial_core.c
@@ -2307,7 +2307,7 @@ int uart_match_port(struct uart_port *port1, struct uart_port *port2)
 		return (port1->iobase == port2->iobase) &&
 		       (port1->hub6   == port2->hub6);
 	case UPIO_MEM:
-		return (port1->membase == port2->membase);
+		return (port1->mapbase == port2->mapbase);
 	}
 	return 0;
 }