diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c
index 0969a0d97b2b..cec995ec11ea 100644
--- a/drivers/tty/serial/max310x.c
+++ b/drivers/tty/serial/max310x.c
@@ -769,12 +769,9 @@ static void max310x_start_tx(struct uart_port *port)
 
 static unsigned int max310x_tx_empty(struct uart_port *port)
 {
-	unsigned int lvl, sts;
+	u8 lvl = max310x_port_read(port, MAX310X_TXFIFOLVL_REG);
 
-	lvl = max310x_port_read(port, MAX310X_TXFIFOLVL_REG);
-	sts = max310x_port_read(port, MAX310X_IRQSTS_REG);
-
-	return ((sts & MAX310X_IRQ_TXEMPTY_BIT) && !lvl) ? TIOCSER_TEMT : 0;
+	return lvl ? 0 : TIOCSER_TEMT;
 }
 
 static unsigned int max310x_get_mctrl(struct uart_port *port)