diff options
| author | Zhaolei <zhaolei@cn.fujitsu.com> | 2008-10-17 19:25:03 +0800 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2008-10-20 10:40:15 +0900 |
| commit | 9986b311efdc9727a5a48f03c3dac3d536fbaa74 (patch) | |
| tree | 7124d9785bf210d8bc79a604ff23dd1047051366 | |
| parent | a3e0270663a520a2cb8c7418c098676f25478d2f (diff) | |
Fix debugfs_create_dir's error checking method for arch/sh/kernel/
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>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
| -rw-r--r-- | arch/sh/kernel/setup.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index 267b344099c..836e80d5cb9 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -554,6 +554,8 @@ struct dentry *sh_debugfs_root; static int __init sh_debugfs_init(void) { sh_debugfs_root = debugfs_create_dir("sh", NULL); + if (!sh_debugfs_root) + return -ENOMEM; if (IS_ERR(sh_debugfs_root)) return PTR_ERR(sh_debugfs_root); |