diff options
Diffstat (limited to 'libdiskfs')
| -rw-r--r-- | libdiskfs/file-chown.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/libdiskfs/file-chown.c b/libdiskfs/file-chown.c index 80477eb8..a0007caf 100644 --- a/libdiskfs/file-chown.c +++ b/libdiskfs/file-chown.c @@ -1,5 +1,5 @@ /* libdiskfs implementetation of fs.defs: file_chown - Copyright (C) 1992, 1993, 1994, 1996 Free Software Foundation + Copyright (C) 1992, 1993, 1994, 1996, 1999 Free Software Foundation This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as @@ -24,15 +24,20 @@ diskfs_S_file_chown (struct protid *cred, uid_t uid, gid_t gid) { + if (uid == (uid_t) -1 && gid == (gid_t) -1) /* No change requested. */ + return 0; + CHANGE_NODE_FIELD (cred, ({ err = fshelp_isowner (&np->dn_stat, cred->user); if (err - || ((!idvec_contains (cred->user->uids, uid) - || !idvec_contains (cred->user->gids, gid)) + || (((uid != (uid_t) -1 + && !idvec_contains (cred->user->uids, uid)) + || (gid != (gid_t) -1 + && !idvec_contains (cred->user->gids, gid))) && !idvec_contains (cred->user->uids, 0))) err = EPERM; - else + else { err = diskfs_validate_owner_change (np, uid); if (!err) @@ -45,8 +50,8 @@ diskfs_S_file_chown (struct protid *cred, np->dn_stat.st_author = uid; np->dn_set_ctime = 1; if (np->filemod_reqs) - diskfs_notice_filechange(np, - FILE_CHANGED_META, + diskfs_notice_filechange(np, + FILE_CHANGED_META, 0, 0); } } |