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serial/imx: propagate error from of_alias_get_id instead of using -ENODEV

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A quick look at of_alias_get_id shows that in the error case it returns
-ENODEV, too, but still it's better style to propagate the value as is.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Jeremy Kerr <jeremy.kerr@canonical.com>
Cc: Jason Liu <jason.hui@linaro.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Jason Liu <jason.hui@linaro.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Uwe Kleine-König 2011-12-14 21:26:51 +01:00 committed by Greg Kroah-Hartman
parent db1a9b5500
commit a197a191f7
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/imx.c
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@ -1316,7 +1316,7 @@ static int serial_imx_probe_dt(struct imx_port *sport,
ret = of_alias_get_id(np, "serial");
if (ret < 0) {
dev_err(&pdev->dev, "failed to get alias id, errno %d\n", ret);
return -ENODEV;
return ret;
}
sport->port.line = ret;