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serial: 8250_uniphier: call clk_disable_unprepare() on failure path

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If serial8250_register_8250_port() fails, disable and unprepare the
clock before exiting.

Fixes: 1a8d2903cb6a ("serial: 8250_uniphier: add UniPhier serial driver")
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Masahiro Yamada 2015-07-24 15:58:28 +09:00 committed by Greg Kroah-Hartman
parent fecf27a373
commit e70e69bf20
1 changed files with 1 additions and 0 deletions
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1
drivers/tty/serial/8250/8250_uniphier.c
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@ -218,6 +218,7 @@ static int uniphier_uart_probe(struct platform_device *pdev)
ret = serial8250_register_8250_port(&up);
if (ret < 0) {
dev_err(dev, "failed to register 8250 port\n");
clk_disable_unprepare(priv->clk);
return ret;
}