diff options
Diffstat (limited to 'fs/sysfs')
| -rw-r--r-- | fs/sysfs/group.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/sysfs/group.c b/fs/sysfs/group.c index 1898a10e38ce..3796afdff40c 100644 --- a/fs/sysfs/group.c +++ b/fs/sysfs/group.c @@ -206,6 +206,15 @@ void sysfs_remove_group(struct kobject *kobj, struct sysfs_dirent *dir_sd = kobj->sd; struct sysfs_dirent *sd; + /* + * Sysfs directories are now removed recursively by + * sysfs_remove_dir(). This means that the function can be called + * for a group whose sysfs entry is already removed. In that case + * all its groups are guaranteed to be already removed. + */ + if (dir_sd->s_flags & SYSFS_FLAG_REMOVED) + return; + if (grp->name) { sd = sysfs_get_dirent(dir_sd, grp->name); if (!sd) { |