[PATCH v2 08/12] wm8955: fix resource reclaim in wm8955_register error path
From: Axel Lin
Date: Fri Jul 23 2010 - 01:54:35 EST
This patch fixes the error path in wm8955_register to properly free resources.
Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
---
sound/soc/codecs/wm8955.c | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/sound/soc/codecs/wm8955.c b/sound/soc/codecs/wm8955.c
index fedb764..5f02559 100644
--- a/sound/soc/codecs/wm8955.c
+++ b/sound/soc/codecs/wm8955.c
@@ -964,7 +964,8 @@ static int wm8955_register(struct wm8955_priv *wm8955,
if (wm8955_codec) {
dev_err(codec->dev, "Another WM8955 is registered\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto err;
}
mutex_init(&codec->mutex);
@@ -1047,18 +1048,19 @@ static int wm8955_register(struct wm8955_priv *wm8955,
ret = snd_soc_register_codec(codec);
if (ret != 0) {
dev_err(codec->dev, "Failed to register codec: %d\n", ret);
- return ret;
+ goto err_enable;
}
ret = snd_soc_register_dai(&wm8955_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_enable:
regulator_bulk_disable(ARRAY_SIZE(wm8955->supplies), wm8955->supplies);
err_get:
--
1.7.0.4
--
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