[alsa-devel] [PATCH 5/12] wm8711: fix a memory leak if another WM8711 is registered

wm8711 is allocated in either wm8711_spi_probe() or wm8711_i2c_probe() but is not freed if wm8711_register() return -EINVAL(if another ad1836 is registered).

Signed-off-by: Axel Lin axel.lin@gmail.com --- sound/soc/codecs/wm8711.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/sound/soc/codecs/wm8711.c b/sound/soc/codecs/wm8711.c index effb14e..e2dba07 100644 --- a/sound/soc/codecs/wm8711.c +++ b/sound/soc/codecs/wm8711.c @@ -439,7 +439,8 @@ static int wm8711_register(struct wm8711_priv *wm8711,

if (wm8711_codec) { dev_err(codec->dev, "Another WM8711 is registered\n"); - return -EINVAL; + ret = -EINVAL; + goto err; }

mutex_init(&codec->mutex);