Re: [PATCH] iio:buffer: Free active scan mask in iio_disable_all_buffers()

[Jonathan Cameron <jic23@kernel.org>]

On 10/15/13 19:23, Jonathan Cameron wrote:
> On 10/15/13 09:38, Lars-Peter Clausen wrote:
>> Usually the active scan mask is freed in __iio_update_buffers() when the buffer
>> is disabled. But when the device is still sampling when it is removed we'll end
>> up disabling the buffers in iio_disable_all_buffers(). So we also need to free
>> the active scan mask here, otherwise it will be leaked.
>>
>> Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
> Good spot. Applied to the togreg branch of iio.git

Actually given how small this is and obviously correct + the
fact it is a fix for a fix that did go via fixes-togreg I'll
apply it via the fixes-togreg branch.  Have to send a pull
request in the next day or so for that branch anyway.


Thanks,

Jonathan
> 
> Thanks,
> 
> Jonathan
>> ---
>>  drivers/iio/industrialio-buffer.c | 3 +++
>>  1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
>> index 796376a..1c72080 100644
>> --- a/drivers/iio/industrialio-buffer.c
>> +++ b/drivers/iio/industrialio-buffer.c
>> @@ -490,6 +490,9 @@ void iio_disable_all_buffers(struct iio_dev *indio_dev)
>>  	indio_dev->currentmode = INDIO_DIRECT_MODE;
>>  	if (indio_dev->setup_ops->postdisable)
>>  		indio_dev->setup_ops->postdisable(indio_dev);
>> +
>> +	if (indio_dev->available_scan_masks == NULL)
>> +		kfree(indio_dev->active_scan_mask);
>>  }
>>  
>>  static int __iio_update_buffers(struct iio_dev *indio_dev,
>>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-iio" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>