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authorChuansheng Liu <chuansheng.liu@intel.com>2012-12-26 00:56:05 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-12-27 16:14:43 +0000
commit865df9cb122d9e5ecbbb7056f2c9c64933bf8dd0 (patch)
tree39e8c354c99d0118c037bfb4ac503046c2ce2ad7 /sound
parent5db1bc1892aa70d378ea7563852ae87f3772519b (diff)
ASoC: core: fix the memory leak in case of device_add() failure
After called device_initialize(), even device_add() returns error, we still need use the put_device() to release the reference to call rtd_release(), which will do the free() action. Signed-off-by: liu chuansheng <chuansheng.liu@intel.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/soc-core.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 29046e750ad7..f7551c1c827c 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1255,6 +1255,8 @@ static int soc_post_component_init(struct snd_soc_card *card,
INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_CAPTURE].fe_clients);
ret = device_add(rtd->dev);
if (ret < 0) {
+ /* calling put_device() here to free the rtd->dev */
+ put_device(rtd->dev);
dev_err(card->dev,
"ASoC: failed to register runtime device: %d\n", ret);
return ret;