The reset GPIO line is acquired in cs4271_probe(), so it should be freed from cs4271_remove() as well. This way, the driver can unloaded and reloaded more than once.
Signed-off-by: Daniel Mack zonque@gmail.com --- sound/soc/codecs/cs4271.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c index ce05fd9..aeaa5c6 100644 --- a/sound/soc/codecs/cs4271.c +++ b/sound/soc/codecs/cs4271.c @@ -604,9 +604,11 @@ static int cs4271_remove(struct snd_soc_codec *codec) { struct cs4271_private *cs4271 = snd_soc_codec_get_drvdata(codec);
- if (gpio_is_valid(cs4271->gpio_nreset)) + if (gpio_is_valid(cs4271->gpio_nreset)) { /* Set codec to the reset state */ gpio_set_value(cs4271->gpio_nreset, 0); + devm_gpio_free(codec->dev, cs4271->gpio_nreset); + }
return 0; };