In this way we can clean up the probe and remove paths
Signed-off-by: Peter Ujfalusi peter.ujfalusi@ti.com --- sound/soc/codecs/twl6040.c | 27 ++++++++++----------------- 1 file changed, 10 insertions(+), 17 deletions(-)
diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c index 86f12a4..90b721e 100644 --- a/sound/soc/codecs/twl6040.c +++ b/sound/soc/codecs/twl6040.c @@ -1131,9 +1131,10 @@ static int twl6040_probe(struct snd_soc_codec *codec) struct platform_device, dev); int ret = 0;
- priv = kzalloc(sizeof(struct twl6040_data), GFP_KERNEL); + priv = devm_kzalloc(codec->dev, sizeof(*priv), GFP_KERNEL); if (priv == NULL) return -ENOMEM; + snd_soc_codec_set_drvdata(codec, priv);
priv->codec = codec; @@ -1158,25 +1159,23 @@ static int twl6040_probe(struct snd_soc_codec *codec) priv->plug_irq = platform_get_irq(pdev, 0); if (priv->plug_irq < 0) { dev_err(codec->dev, "invalid irq\n"); - ret = -EINVAL; - goto work_err; + return -EINVAL; }
priv->workqueue = alloc_workqueue("twl6040-codec", 0, 0); - if (!priv->workqueue) { - ret = -ENOMEM; - goto work_err; - } + if (!priv->workqueue) + return -ENOMEM;
INIT_DELAYED_WORK(&priv->hs_jack.work, twl6040_accessory_work);
mutex_init(&priv->mutex);
- ret = request_threaded_irq(priv->plug_irq, NULL, twl6040_audio_handler, - IRQF_NO_SUSPEND, "twl6040_irq_plug", codec); + ret = devm_request_threaded_irq(codec->dev, priv->plug_irq, NULL, + twl6040_audio_handler, IRQF_NO_SUSPEND, + "twl6040_irq_plug", codec); if (ret) { dev_err(codec->dev, "PLUG IRQ request failed: %d\n", ret); - goto plugirq_err; + goto err; }
twl6040_init_chip(codec); @@ -1186,12 +1185,8 @@ static int twl6040_probe(struct snd_soc_codec *codec) if (!ret) return 0;
- /* Error path */ - free_irq(priv->plug_irq, codec); -plugirq_err: +err: destroy_workqueue(priv->workqueue); -work_err: - kfree(priv); return ret; }
@@ -1200,9 +1195,7 @@ static int twl6040_remove(struct snd_soc_codec *codec) struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
twl6040_set_bias_level(codec, SND_SOC_BIAS_OFF); - free_irq(priv->plug_irq, codec); destroy_workqueue(priv->workqueue); - kfree(priv);
return 0; }