Re: [PATCH] ASoC: Intel: bytcht_es8316: Add missed put_device()

[Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>]

>>>> snd_byt_cht_es8316_mc_probe() misses to call put_device() in an error
>>>> path. Add the missed function call to fix it.
>>>>
>>>> Fixes: ba49cf6f8e4a ("ASoC: Intel: bytcht_es8316: Add quirk for 
>>>> inverted jack detect")
>>>> Signed-off-by: Jing Xiangfeng <jingxiangfeng@huawei.com>
>>>
>>> Patch looks good to me:
>>>
>>> Reviewed-by: Hans de Goede <hdegoede@redhat.com>
>>
>> Actually the existing code looks quite odd to me:
>>
>> if (cnt) {
>>      ret = device_add_properties(codec_dev, props);
>>      if (ret)
>>          return ret;
>> }
>>
>> devm_acpi_dev_add_driver_gpios(codec_dev, byt_cht_es8316_gpios);
>> priv->speaker_en_gpio =
>>      gpiod_get_index(codec_dev, "speaker-enable", 0,
>>              /* see comment in byt_cht_es8316_resume */
>>              GPIOD_OUT_LOW | GPIOD_FLAGS_BIT_NONEXCLUSIVE);
>> put_device(codec_dev);
>>
>> if the first branch is not taken the put_device() will not be balanced.
> 
> The get_device() does not come from the device_add_properties, it comes
> from the earlier:
> 
> codec_dev = bus_find_device_by_name(&i2c_bus_type, NULL, codec_name);
> 
> call.

I probably needed more coffee when I wrote this, indeed this is fine...

Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>