[PATCH 12/12] wm9081: fix resource reclaim in wm9081_register error path
in [Kernel]
|
Prev: [PATCH 8/12] wm8955: fix resource reclaim in wm8955_register error path
Next: [PATCH 2/4] omfs: check bounds on block numbers before passing to sb_bread
From: Axel Lin on 14 Jul 2010 23:20 This patch fixes the error path in wm9081_register to properly free resources. Signed-off-by: Axel Lin <axel.lin(a)gmail.com> --- sound/soc/codecs/wm9081.c | 11 ++++++----- 1 files changed, 6 insertions(+), 5 deletions(-) diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c index 13186fb..76b37ff 100644 --- 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; -- 1.5.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |