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Code Issues Releases Wiki Activity

tty: serial: 8250_mtk: remove unnecessary test

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When the driver has probed successfully the clk pointer is always valid,
so no need to test for it.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sascha Hauer 2015-04-27 08:49:54 +02:00 committed by Greg Kroah-Hartman
parent c547630f6b
commit 59f89f21b5
1 changed files with 4 additions and 8 deletions
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12
drivers/tty/serial/8250/8250_mtk.c
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@ -214,10 +214,8 @@ static int mtk8250_remove(struct platform_device *pdev)
pm_runtime_get_sync(&pdev->dev);
serial8250_unregister_port(data->line);
if (!IS_ERR(data->uart_clk)) {
clk_disable_unprepare(data->uart_clk);
clk_put(data->uart_clk);
}
clk_disable_unprepare(data->uart_clk);
clk_put(data->uart_clk);
pm_runtime_disable(&pdev->dev);
pm_runtime_put_noidle(&pdev->dev);
@ -249,8 +247,7 @@ static int mtk8250_runtime_suspend(struct device *dev)
{
struct mtk8250_data *data = dev_get_drvdata(dev);
if (!IS_ERR(data->uart_clk))
clk_disable_unprepare(data->uart_clk);
clk_disable_unprepare(data->uart_clk);
return 0;
}
@ -259,8 +256,7 @@ static int mtk8250_runtime_resume(struct device *dev)
{
struct mtk8250_data *data = dev_get_drvdata(dev);
if (!IS_ERR(data->uart_clk))
clk_prepare_enable(data->uart_clk);
clk_prepare_enable(data->uart_clk);
return 0;
}