serial: atmel: fix error handling when mctrl_gpio_init fails

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mctrl_gpio_init at present doesn't return NULL. (It might be used in the
future when no gpios are to be used indicating success.) Properly pass
error returned and also make driver probing fail on error.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Uwe Kleine-König 2015-02-12 15:24:38 +01:00 • committed by Greg Kroah-Hartman

parent c89b73703e

commit 722ccf416a

1 changed files with 6 additions and 5 deletions

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drivers/tty/serial/atmel_serial.c

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