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iio: adc: xilinx: Handle return value of clk_prepare_enable

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clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Arvind Yadav 2017-05-26 12:07:41 +05:30 committed by Jonathan Cameron
parent ec183bf8b5
commit 0a178fd732
1 changed files with 4 additions and 1 deletions
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5
drivers/iio/adc/xilinx-xadc-core.c
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@ -1204,7 +1204,10 @@ static int xadc_probe(struct platform_device *pdev)
ret = PTR_ERR(xadc->clk);
goto err_free_samplerate_trigger;
}
clk_prepare_enable(xadc->clk);
ret = clk_prepare_enable(xadc->clk);
if (ret)
goto err_free_samplerate_trigger;
ret = xadc->ops->setup(pdev, indio_dev, irq);
if (ret)