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fix oops when using console=ttymxcN with N > 0
author
Eric Lammerts
<linux-arm@lists.lammerts.org>
Wed, 20 May 2009 00:53:20 +0000
(20:53 -0400)
committer
Sascha Hauer
<s.hauer@pengutronix.de>
Wed, 20 May 2009 17:09:20 +0000
(19:09 +0200)
Signed-off-by: Eric Lammerts <eric@lammerts.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
drivers/serial/imx.c
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diff --git
a/drivers/serial/imx.c
b/drivers/serial/imx.c
index 3f5d5a200481a9a5592a8871f49179830e7ab6c5..738c8a5f64f26227899b58fe2181d158ad5f3a2c 100644
(file)
--- a/
drivers/serial/imx.c
+++ b/
drivers/serial/imx.c
@@
-1024,6
+1024,8
@@
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);
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