diff --git a/[refs] b/[refs]
index 3295fe57db70..5e88c4ef5c26 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 7e11a0fb3b7ab83871b7a56c7a67c603283ec4b9
+refs/heads/master: 68cb4f8e246bbbc649980be0628cae9265870a91
diff --git a/trunk/drivers/serial/8250.c b/trunk/drivers/serial/8250.c
index b75e63e9d1ee..c3e37c8e7e26 100644
--- a/trunk/drivers/serial/8250.c
+++ b/trunk/drivers/serial/8250.c
@@ -1339,14 +1339,12 @@ static void serial8250_start_tx(struct uart_port *port)
 		serial_out(up, UART_IER, up->ier);
 
 		if (up->bugs & UART_BUG_TXEN) {
-			unsigned char lsr, iir;
+			unsigned char lsr;
 			lsr = serial_in(up, UART_LSR);
 			up->lsr_saved_flags |= lsr & LSR_SAVE_FLAGS;
-			iir = serial_in(up, UART_IIR) & 0x0f;
 			if ((up->port.type == PORT_RM9000) ?
-				(lsr & UART_LSR_THRE &&
-				(iir == UART_IIR_NO_INT || iir == UART_IIR_THRI)) :
-				(lsr & UART_LSR_TEMT && iir & UART_IIR_NO_INT))
+				(lsr & UART_LSR_THRE) :
+				(lsr & UART_LSR_TEMT))
 				transmit_chars(up);
 		}
 	}