[alsa-devel] [PATCH 1/12] ad1836: fix a memory leak if another ad1836 is registered

ad1836 is allocated in ad1836_spi_probe() but is not freed if ad1836_register() return -EINVAL (if another ad1836 is registered).

Signed-off-by: Axel Lin axel.lin@gmail.com --- sound/soc/codecs/ad1836.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c index 2175384..a01006c 100644 --- a/sound/soc/codecs/ad1836.c +++ b/sound/soc/codecs/ad1836.c @@ -272,6 +272,7 @@ static int ad1836_register(struct ad1836_priv *ad1836)

if (ad1836_codec) { dev_err(codec->dev, "Another ad1836 is registered\n"); + kfree(ad1836); return -EINVAL; }