ASoC: Intel: bdw-rt5677: Switch to devm_acpi_dev_add_driver_gpios()

Switch to use managed variant of acpi_dev_add_driver_gpios() to simplify
error path and fix potentially wrong assignment if ->probe() fails.

Signed-off-by: Andy Shevchenko <[e-mail]>
Signed-off-by: Mark Brown <[e-mail]>

sound/soc/intel/boards/bdw-rt5677.c

···
 	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
 	int ret;
 
-	ret = acpi_dev_add_driver_gpios(ACPI_COMPANION(codec->dev),
-			bdw_rt5677_gpios);
+	ret = devm_acpi_dev_add_driver_gpios(codec->dev, bdw_rt5677_gpios);
 	if (ret)
 		dev_warn(codec->dev, "Failed to add driver gpios\n");