diff --git a/drivers/serial/serial_sh.c b/drivers/serial/serial_sh.c
index 13b179f..e27d256 100644
--- a/drivers/serial/serial_sh.c
+++ b/drivers/serial/serial_sh.c
@@ -116,7 +116,10 @@
 		handle_error(port);
 	if (sci_in(port, SCLSR) & SCxSR_ORER(port))
 		handle_error(port);
-	return status & (SCIF_DR | SCxSR_RDxF(port));
+	status &= (SCIF_DR | SCxSR_RDxF(port));
+	if (status)
+		return status;
+	return scif_rxfill(port);
 }
 
 static int sh_serial_getc_generic(struct uart_port *port)