diff options
Diffstat (limited to 'fs/sysfs')
| -rw-r--r-- | fs/sysfs/group.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/sysfs/group.c b/fs/sysfs/group.c index eeb0e3099421..138676463336 100644 --- a/fs/sysfs/group.c +++ b/fs/sysfs/group.c @@ -118,11 +118,13 @@ static int internal_create_group(struct kobject *kobj, int update, /* Updates may happen before the object has been instantiated */ if (unlikely(update && !kobj->sd)) return -EINVAL; + if (!grp->attrs && !grp->bin_attrs) { - WARN(1, "sysfs: (bin_)attrs not set by subsystem for group: %s/%s\n", - kobj->name, grp->name ?: ""); - return -EINVAL; + pr_debug("sysfs: (bin_)attrs not set by subsystem for group: %s/%s, skipping\n", + kobj->name, grp->name ?: ""); + return 0; } + kobject_get_ownership(kobj, &uid, &gid); if (grp->name) { if (update) { @@ -142,8 +144,10 @@ static int internal_create_group(struct kobject *kobj, int update, return PTR_ERR(kn); } } - } else + } else { kn = kobj->sd; + } + kernfs_get(kn); error = create_files(kn, kobj, uid, gid, grp, update); if (error) { |