diff options
Diffstat (limited to 'fs/sysfs/dir.c')
| -rw-r--r-- | fs/sysfs/dir.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index b2b83067ccc..a63eb4ba786 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -383,12 +383,6 @@ int __sysfs_add_one(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *sd) if (sysfs_find_dirent(acxt->parent_sd, sd->s_ns, sd->s_name)) return -EEXIST; - if (sysfs_ns_type(acxt->parent_sd) && !sd->s_ns) { - WARN(1, KERN_WARNING "sysfs: ns required in '%s' for '%s'\n", - acxt->parent_sd->s_name, sd->s_name); - return -EINVAL; - } - sd->s_parent = sysfs_get(acxt->parent_sd); sysfs_link_sibling(sd); @@ -545,7 +539,7 @@ struct sysfs_dirent *sysfs_find_dirent(struct sysfs_dirent *parent_sd, struct sysfs_dirent *sd; for (sd = parent_sd->s_dir.children; sd; sd = sd->s_sibling) { - if (sd->s_ns != ns) + if (ns && sd->s_ns && (sd->s_ns != ns)) continue; if (!strcmp(sd->s_name, name)) return sd; @@ -879,7 +873,7 @@ static struct sysfs_dirent *sysfs_dir_pos(const void *ns, while (pos && (ino > pos->s_ino)) pos = pos->s_sibling; } - while (pos && pos->s_ns != ns) + while (pos && pos->s_ns && pos->s_ns != ns) pos = pos->s_sibling; return pos; } @@ -890,7 +884,7 @@ static struct sysfs_dirent *sysfs_dir_next_pos(const void *ns, pos = sysfs_dir_pos(ns, parent_sd, ino, pos); if (pos) pos = pos->s_sibling; - while (pos && pos->s_ns != ns) + while (pos && pos->s_ns && pos->s_ns != ns) pos = pos->s_sibling; return pos; } |