diff mbox

[v2] iio: adc: xilinx: Fix error handling

Message ID 20170221063400.2984-1-christophe.jaillet@wanadoo.fr (mailing list archive)
State New, archived
Headers show

Commit Message

Christophe JAILLET Feb. 21, 2017, 6:34 a.m. UTC
Reorder error handling labels in order to match the way resources have
been allocated.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
v2: update goto label if 'xadc->ops->setup()' fails
---
 drivers/iio/adc/xilinx-xadc-core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Lars-Peter Clausen Feb. 21, 2017, 11:55 a.m. UTC | #1
On 02/21/2017 07:34 AM, Christophe JAILLET wrote:
> Reorder error handling labels in order to match the way resources have
> been allocated.
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>

Thanks.

Acked-by: Lars-Peter Clausen <lars@metafoo.de>

> ---
> v2: update goto label if 'xadc->ops->setup()' fails
> ---
>  drivers/iio/adc/xilinx-xadc-core.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c
> index 0a6beb3d99cb..515b91963db5 100644
> --- a/drivers/iio/adc/xilinx-xadc-core.c
> +++ b/drivers/iio/adc/xilinx-xadc-core.c
> @@ -1206,11 +1206,11 @@ static int xadc_probe(struct platform_device *pdev)
>  	}
>  	clk_prepare_enable(xadc->clk);
>  
>  	ret = xadc->ops->setup(pdev, indio_dev, irq);
>  	if (ret)
> -		goto err_free_samplerate_trigger;
> +		goto err_clk_disable_unprepare;
>  
>  	ret = request_irq(irq, xadc->ops->interrupt_handler, 0,
>  			dev_name(&pdev->dev), indio_dev);
>  	if (ret)
>  		goto err_clk_disable_unprepare;
> @@ -1268,6 +1268,8 @@ static int xadc_probe(struct platform_device *pdev)
>  
>  err_free_irq:
>  	free_irq(irq, indio_dev);
> +err_clk_disable_unprepare:
> +	clk_disable_unprepare(xadc->clk);
>  err_free_samplerate_trigger:
>  	if (xadc->ops->flags & XADC_FLAGS_BUFFERED)
>  		iio_trigger_free(xadc->samplerate_trigger);
> @@ -1277,8 +1279,6 @@ static int xadc_probe(struct platform_device *pdev)
>  err_triggered_buffer_cleanup:
>  	if (xadc->ops->flags & XADC_FLAGS_BUFFERED)
>  		iio_triggered_buffer_cleanup(indio_dev);
> -err_clk_disable_unprepare:
> -	clk_disable_unprepare(xadc->clk);
>  err_device_free:
>  	kfree(indio_dev->channels);
>  
>
Jonathan Cameron Feb. 25, 2017, 4:41 p.m. UTC | #2
On 21/02/17 11:55, Lars-Peter Clausen wrote:
> On 02/21/2017 07:34 AM, Christophe JAILLET wrote:
>> Reorder error handling labels in order to match the way resources have
>> been allocated.
>>
>> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> 
> Thanks.
> 
> Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Applied to the fixes-togreg-post-rc1 branch of iio.git.

Thanks,

Jonathan
> 
>> ---
>> v2: update goto label if 'xadc->ops->setup()' fails
>> ---
>>  drivers/iio/adc/xilinx-xadc-core.c | 4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c
>> index 0a6beb3d99cb..515b91963db5 100644
>> --- a/drivers/iio/adc/xilinx-xadc-core.c
>> +++ b/drivers/iio/adc/xilinx-xadc-core.c
>> @@ -1206,11 +1206,11 @@ static int xadc_probe(struct platform_device *pdev)
>>  	}
>>  	clk_prepare_enable(xadc->clk);
>>  
>>  	ret = xadc->ops->setup(pdev, indio_dev, irq);
>>  	if (ret)
>> -		goto err_free_samplerate_trigger;
>> +		goto err_clk_disable_unprepare;
>>  
>>  	ret = request_irq(irq, xadc->ops->interrupt_handler, 0,
>>  			dev_name(&pdev->dev), indio_dev);
>>  	if (ret)
>>  		goto err_clk_disable_unprepare;
>> @@ -1268,6 +1268,8 @@ static int xadc_probe(struct platform_device *pdev)
>>  
>>  err_free_irq:
>>  	free_irq(irq, indio_dev);
>> +err_clk_disable_unprepare:
>> +	clk_disable_unprepare(xadc->clk);
>>  err_free_samplerate_trigger:
>>  	if (xadc->ops->flags & XADC_FLAGS_BUFFERED)
>>  		iio_trigger_free(xadc->samplerate_trigger);
>> @@ -1277,8 +1279,6 @@ static int xadc_probe(struct platform_device *pdev)
>>  err_triggered_buffer_cleanup:
>>  	if (xadc->ops->flags & XADC_FLAGS_BUFFERED)
>>  		iio_triggered_buffer_cleanup(indio_dev);
>> -err_clk_disable_unprepare:
>> -	clk_disable_unprepare(xadc->clk);
>>  err_device_free:
>>  	kfree(indio_dev->channels);
>>  
>>
> 
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diff mbox

Patch

diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c
index 0a6beb3d99cb..515b91963db5 100644
--- a/drivers/iio/adc/xilinx-xadc-core.c
+++ b/drivers/iio/adc/xilinx-xadc-core.c
@@ -1206,11 +1206,11 @@  static int xadc_probe(struct platform_device *pdev)
 	}
 	clk_prepare_enable(xadc->clk);
 
 	ret = xadc->ops->setup(pdev, indio_dev, irq);
 	if (ret)
-		goto err_free_samplerate_trigger;
+		goto err_clk_disable_unprepare;
 
 	ret = request_irq(irq, xadc->ops->interrupt_handler, 0,
 			dev_name(&pdev->dev), indio_dev);
 	if (ret)
 		goto err_clk_disable_unprepare;
@@ -1268,6 +1268,8 @@  static int xadc_probe(struct platform_device *pdev)
 
 err_free_irq:
 	free_irq(irq, indio_dev);
+err_clk_disable_unprepare:
+	clk_disable_unprepare(xadc->clk);
 err_free_samplerate_trigger:
 	if (xadc->ops->flags & XADC_FLAGS_BUFFERED)
 		iio_trigger_free(xadc->samplerate_trigger);
@@ -1277,8 +1279,6 @@  static int xadc_probe(struct platform_device *pdev)
 err_triggered_buffer_cleanup:
 	if (xadc->ops->flags & XADC_FLAGS_BUFFERED)
 		iio_triggered_buffer_cleanup(indio_dev);
-err_clk_disable_unprepare:
-	clk_disable_unprepare(xadc->clk);
 err_device_free:
 	kfree(indio_dev->channels);