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iio: frequency: adf4350: Remove redundant null check before clk_disable_unprepare

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Because clk_disable_unprepare() already checked NULL clock parameter,
so the additional check is unnecessary, just remove it.

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Link: https://lore.kernel.org/r/20201218094647.1386-1-vulab@iscas.ac.cn
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Xu Wang 2020-12-18 09:46:47 +00:00 committed by Jonathan Cameron
parent cef49e5ea1
commit 07fe995f94
1 changed files with 2 additions and 4 deletions
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6
drivers/iio/frequency/adf4350.c
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@ -582,8 +582,7 @@ static int adf4350_probe(struct spi_device *spi)
if (!IS_ERR(st->reg))
regulator_disable(st->reg);
error_disable_clk:
if (clk)
clk_disable_unprepare(clk);
clk_disable_unprepare(clk);
return ret;
}
@ -599,8 +598,7 @@ static int adf4350_remove(struct spi_device *spi)
iio_device_unregister(indio_dev);
if (st->clk)
clk_disable_unprepare(st->clk);
clk_disable_unprepare(st->clk);
if (!IS_ERR(reg))
regulator_disable(reg);