1 From 0059a02a50c6d01a399024cad56ec5254c645fd0 Mon Sep 17 00:00:00 2001
2 From: Phil Elwell <phil@raspberrypi.org>
3 Date: Tue, 30 Jun 2015 14:12:42 +0100
4 Subject: [PATCH] serial: 8250: Don't crash when nr_uarts is 0
7 drivers/tty/serial/8250/8250_core.c | 2 ++
8 1 file changed, 2 insertions(+)
10 --- a/drivers/tty/serial/8250/8250_core.c
11 +++ b/drivers/tty/serial/8250/8250_core.c
12 @@ -509,6 +509,8 @@ static void __init serial8250_isa_init_p
14 if (nr_uarts > UART_NR)
19 for (i = 0; i < nr_uarts; i++) {
20 struct uart_8250_port *up = &serial8250_ports[i];