We already make sure un-init user namespace can only change
project id to the ids we allowd. changing project id of files
in un-init user namespace is under control. it's safe to allow
un-init user namespace to change files' project id.
Signed-off-by: Gao feng <gaofeng@xxxxxxxxxxxxxx>
---
fs/xfs/xfs_ioctl.c | 6 ------
1 file changed, 6 deletions(-)
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 8db622f..b4e1741 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -1026,14 +1026,8 @@ xfs_ioctl_setattr(
/*
* Do a quota reservation only if projid is actually going to change.
- * Only allow changing of projid from init_user_ns since it is a
- * non user namespace aware identifier.
*/
if (mask & FSX_PROJID) {
- if (current_user_ns() != &init_user_ns) {
- code = XFS_ERROR(EINVAL);
- goto error_return;
- }
if (XFS_IS_QUOTA_RUNNING(mp) &&
XFS_IS_PQUOTA_ON(mp) &&
--
1.8.3.1
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