From: Axel Lin <axel.lin@gmail.com>
Date: Fri, 23 Jul 2010 05:53:51 +0000 (+0000)
Subject: ASoC: wm8961: fix resource reclaim in wm8961_register error path
X-Git-Tag: firefly_0821_release~3680^2~2691^2~1226^2~510
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=6b5d071e8ba7d802f3123e7b7a37ea13650a98bf;p=firefly-linux-kernel-4.4.55.git

ASoC: wm8961: fix resource reclaim in wm8961_register error path

This patch fixes the error path in wm8961_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/wm8961.c b/sound/soc/codecs/wm8961.c
index 5b9a756242f1..2549d3a297ab 100644
--- a/sound/soc/codecs/wm8961.c
+++ b/sound/soc/codecs/wm8961.c
@@ -1102,7 +1102,7 @@ static int wm8961_register(struct wm8961_priv *wm8961)
 	ret = wm8961_reset(codec);
 	if (ret < 0) {
 		dev_err(codec->dev, "Failed to issue reset\n");
-		return ret;
+		goto err;
 	}
 
 	/* Enable class W */
@@ -1147,18 +1147,19 @@ static int wm8961_register(struct wm8961_priv *wm8961)
 	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(&wm8961_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(wm8961);
 	return ret;