diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2015-04-27 09:49:54 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-05-06 23:27:02 +0300 |
| commit | 59f89f21b5f34b50584a218734d2b9cc1efd8c0c (patch) | |
| tree | d96c4ea269b68f995e60bdc174c3b795c7e1bd91 /drivers | |
| parent | c547630f6b5cfebf211b313d7c1f54794ac013f0 (diff) | |
| download | linux-59f89f21b5f34b50584a218734d2b9cc1efd8c0c.tar.xz | |
tty: serial: 8250_mtk: remove unnecessary test
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/serial/8250/8250_mtk.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c index 7a11fac775c4..1297827ca7dd 100644 --- a/drivers/tty/serial/8250/8250_mtk.c +++ b/drivers/tty/serial/8250/8250_mtk.c @@ -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; } |