fix oops when using console=ttymxcN with N > 0

Signed-off-by: Eric Lammerts <eric@lammerts.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Eric Lammerts 2009-05-19 20:53:20 -04:00 committed by Sascha Hauer
parent 9fa7eb283c
commit e76afc4e78
1 changed files with 2 additions and 0 deletions

View File

@ -1031,6 +1031,8 @@ imx_console_setup(struct console *co, char *options)
if (co->index == -1 || co->index >= ARRAY_SIZE(imx_ports))
co->index = 0;
sport = imx_ports[co->index];
if(sport == NULL)
return -ENODEV;
if (options)
uart_parse_options(options, &baud, &parity, &bits, &flow);