ASoC: Convert WM8994 to devm_kzalloc()

Still have a manual free in there for some realloc()ed memory as there's
no devm version of that.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 6bdf813..0699ed2 100644 (file)
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -3003,8 +3003,8 @@ static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
                };
 
                /* We need an array of texts for the enum API */
-               wm8994->drc_texts = kmalloc(sizeof(char *)
-                                           * pdata->num_drc_cfgs, GFP_KERNEL);
+               wm8994->drc_texts = devm_kzalloc(wm8994->codec->dev,
+                           sizeof(char *) * pdata->num_drc_cfgs, GFP_KERNEL);
                if (!wm8994->drc_texts) {
                        dev_err(wm8994->codec->dev,
                                "Failed to allocate %d DRC config texts\n",
@@ -3468,7 +3468,8 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
        codec->control_data = dev_get_drvdata(codec->dev->parent);
        control = codec->control_data;
 
-       wm8994 = kzalloc(sizeof(struct wm8994_priv), GFP_KERNEL);
+       wm8994 = devm_kzalloc(codec->dev, sizeof(struct wm8994_priv),
+                             GFP_KERNEL);
        if (wm8994 == NULL)
                return -ENOMEM;
        snd_soc_codec_set_drvdata(codec, wm8994);
@@ -3880,8 +3881,6 @@ err_irq:
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, codec);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, codec);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, codec);
-err:
-       kfree(wm8994);
        return ret;
 }
 
@@ -3933,8 +3932,6 @@ static int  wm8994_codec_remove(struct snd_soc_codec *codec)
        if (wm8994->enh_eq)
                release_firmware(wm8994->enh_eq);
        kfree(wm8994->retune_mobile_texts);
-       kfree(wm8994->drc_texts);
-       kfree(wm8994);
 
        return 0;
 }