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Subject[PATCH] iio: adc: xilinx: Handle return value of clk_prepare_enable
Date
clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
drivers/iio/adc/xilinx-xadc-core.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c
index 56cf590..4a60497 100644
--- a/drivers/iio/adc/xilinx-xadc-core.c
+++ b/drivers/iio/adc/xilinx-xadc-core.c
@@ -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)
--
1.9.1
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