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authorZhaolei <zhaolei@cn.fujitsu.com>2008-10-17 21:04:55 +0800
committerTakashi Iwai <tiwai@suse.de>2008-10-17 17:23:48 +0200
commit7c2dfee84863628f9af109131edd4344ce567d16 (patch)
treec34e467f3b907f5ab890f691cc79e4ae4e7f9f78 /sound/soc
parentcdbdd1676a5379f1d5cbd4d476f5e349f445befe (diff)
ALSA: Fix debugfs_create_dir's error checking method for sound/soc/
debugfs_create_dir() returns NULL if an error occurs, returns -ENODEV when debugfs is not enabled in the kernel. Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/soc-dapm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index efbd0b37810..7351db9606e 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -831,7 +831,7 @@ int snd_soc_dapm_sys_add(struct device *dev)
return ret;
asoc_debugfs = debugfs_create_dir("asoc", NULL);
- if (!IS_ERR(asoc_debugfs))
+ if (!IS_ERR(asoc_debugfs) && asoc_debugfs)
debugfs_create_u32("dapm_pop_time", 0744, asoc_debugfs,
&pop_time);
else