Messages in this thread Patch in this message | | | Date | Fri, 17 Oct 2008 21:04:55 +0800 | From | Zhaolei <> | Subject | [PATCH] Fix debugfs_create_dir's error checking method for sound/soc/ |
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Hi,
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> --- sound/soc/soc-dapm.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index efbd0b3..7351db9 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 -- 1.5.5.3
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