ASoC: wm9081: fix resource reclaim in wm9081_register error path

This patch fixes the error path in wm9081_register to properly free resources.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c
index 13186fb..76b37ff 100644 (file)
--- a/sound/soc/codecs/wm9081.c
+++ b/sound/soc/codecs/wm9081.c
@@ -1356,7 +1356,7 @@ static int wm9081_register(struct wm9081_priv *wm9081,
        ret = snd_soc_codec_set_cache_io(codec, 8, 16, control);
        if (ret != 0) {
                dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
-               return ret;
+               goto err;
        }
 
        reg = snd_soc_read(codec, WM9081_SOFTWARE_RESET);
@@ -1369,7 +1369,7 @@ static int wm9081_register(struct wm9081_priv *wm9081,
        ret = wm9081_reset(codec);
        if (ret < 0) {
                dev_err(codec->dev, "Failed to issue reset\n");
-               return ret;
+               goto err;
        }
 
        wm9081_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -1388,18 +1388,19 @@ static int wm9081_register(struct wm9081_priv *wm9081,
        ret = snd_soc_register_codec(codec);
        if (ret != 0) {
                dev_err(codec->dev, "Failed to register codec: %d\n", ret);
-               return ret;
+               goto err;
        }
 
        ret = snd_soc_register_dai(&wm9081_dai);
        if (ret != 0) {
                dev_err(codec->dev, "Failed to register DAI: %d\n", ret);
-               snd_soc_unregister_codec(codec);
-               return ret;
+               goto err_codec;
        }
 
        return 0;
 
+err_codec:
+       snd_soc_unregister_codec(codec);
 err:
        kfree(wm9081);
        return ret;