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authorAxel Lin <axel.lin@gmail.com>2010-12-07 20:56:30 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-12-07 14:51:15 +0000
commit681e36924788aeea2717c07cc42a21c9c86d7559 (patch)
treeb896db25da65d4185771b2686e9a215da3af07a1 /sound
parent1dcb4f38e5bc28dfce0f8c7eef184a090b03bfc7 (diff)
downloadlinux-681e36924788aeea2717c07cc42a21c9c86d7559.tar.bz2
ASoC: Fix resource leak if soc_register_ac97_dai_link failed
Properly free the resources in the case of soc_register_ac97_dai_link failure. 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>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/soc-core.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 02ae7bea3b50..85b7d548f167 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1619,12 +1619,14 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card)
#ifdef CONFIG_SND_SOC_AC97_BUS
/* register any AC97 codecs */
for (i = 0; i < card->num_rtd; i++) {
- ret = soc_register_ac97_dai_link(&card->rtd[i]);
- if (ret < 0) {
- printk(KERN_ERR "asoc: failed to register AC97 %s\n", card->name);
- goto probe_dai_err;
- }
+ ret = soc_register_ac97_dai_link(&card->rtd[i]);
+ if (ret < 0) {
+ printk(KERN_ERR "asoc: failed to register AC97 %s\n", card->name);
+ while (--i >= 0)
+ soc_unregister_ac97_dai_link(&card->rtd[i]);
+ goto probe_dai_err;
}
+ }
#endif
card->instantiated = 1;