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ASoC: wm8974: fix a memory leak if another WM8974 is registered 

wm8974 is allocated in wm8974_i2c_probe() but is not freed if wm8974_register()
return -EINVAL (if another WM8974 is registered).

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>
This commit is contained in:
Axel Lin 2010-07-23 05:53:52 +00:00 committed by Mark Brown
parent 6b5d071e8b
commit 4eaac50552
1 changed files with 2 additions and 1 deletions
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3
sound/soc/codecs/wm8974.c
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@ -670,7 +670,8 @@ static __devinit int wm8974_register(struct wm8974_priv *wm8974)
if (wm8974_codec) {
dev_err(codec->dev, "Another WM8974 is registered\n");
return -EINVAL;
ret = -EINVAL;
goto err;
}
mutex_init(&codec->mutex);