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| author | Guennadi Liakhovetski <g.liakhovetski@gmx.de> | 2010-01-22 18:00:03 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-01-25 14:41:05 +0000 |
| commit | 40aa7030e5213a43e9e0554fd7f95534ea310bf3 (patch) | |
| tree | efb59c0ce9d22010f374aeeb78fe209f62580fe4 | |
| parent | 92dcffb916d309aa01778bf8963a6932e4014d07 (diff) | |
| download | linux-40aa7030e5213a43e9e0554fd7f95534ea310bf3.tar.gz linux-40aa7030e5213a43e9e0554fd7f95534ea310bf3.tar.bz2 linux-40aa7030e5213a43e9e0554fd7f95534ea310bf3.zip | |
ASoC: fix a memory-leak in wm8903
Remember to free the temporary register-cache.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@kernel.org
| -rw-r--r-- | sound/soc/codecs/wm8903.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c index ce5515e3f2b0..3595bd57c4eb 100644 --- a/sound/soc/codecs/wm8903.c +++ b/sound/soc/codecs/wm8903.c @@ -1504,7 +1504,7 @@ static int wm8903_resume(struct platform_device *pdev) struct i2c_client *i2c = codec->control_data; int i; u16 *reg_cache = codec->reg_cache; - u16 *tmp_cache = kmemdup(codec->reg_cache, sizeof(wm8903_reg_defaults), + u16 *tmp_cache = kmemdup(reg_cache, sizeof(wm8903_reg_defaults), GFP_KERNEL); /* Bring the codec back up to standby first to minimise pop/clicks */ @@ -1516,6 +1516,7 @@ static int wm8903_resume(struct platform_device *pdev) for (i = 2; i < ARRAY_SIZE(wm8903_reg_defaults); i++) if (tmp_cache[i] != reg_cache[i]) snd_soc_write(codec, i, tmp_cache[i]); + kfree(tmp_cache); } else { dev_err(&i2c->dev, "Failed to allocate temporary cache\n"); } |