Index: sys/dev/uart/uart_bus_acpi.c
===================================================================
--- sys/dev/uart/uart_bus_acpi.c
+++ sys/dev/uart/uart_bus_acpi.c
@@ -85,19 +85,20 @@
 {
 	struct acpi_uart_compat_data *cd;
 	struct uart_softc *sc;
-	uint32_t rclk = 0;
+	uint32_t rclk;
 	ssize_t size;
 	
 	sc = device_get_softc(dev);
 
 	cd = uart_acpi_find_device(dev);
 	if (cd == NULL)
-		return(ENXIO);
+		return (ENXIO);
 
 	sc->sc_class = cd->cd_class;
 	if (cd->cd_desc != NULL)
 		device_set_desc(dev, cd->cd_desc);
 
+	rclk = 0;
 	size = device_get_property(dev, "clock-frequency", &rclk, 
 	    sizeof(rclk), DEVICE_PROP_UINT32);