[PATCH 5.9 060/255] xfs: fix scrub flagging rtinherit even if there is no rt device

Greg Kroah-Hartman
2020-11-17T13:34:29Z

From: Darrick J. Wong <darrick.wong@oracle.com>

[ Upstream commit c1f6b1ac00756a7108e5fcb849a2f8230c0b62a5 ]

The kernel has always allowed directories to have the rtinherit flag
set, even if there is no rt device, so this check is wrong.

Fixes: 80e4e1268802 ("xfs: scrub inodes")
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
fs/xfs/scrub/inode.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/xfs/scrub/inode.c b/fs/xfs/scrub/inode.c
index 6d483ab29e639..1bea029b634a6 100644
--- a/fs/xfs/scrub/inode.c
+++ b/fs/xfs/scrub/inode.c
@@ -121,8 +121,7 @@ xchk_inode_flags(
goto bad;

/* rt flags require rt device */
- if ((flags & (XFS_DIFLAG_REALTIME | XFS_DIFLAG_RTINHERIT)) &&
- !mp->m_rtdev_targp)
+ if ((flags & XFS_DIFLAG_REALTIME) && !mp->m_rtdev_targp)
goto bad;

/* new rt bitmap flag only valid for rbmino */
--
2.27.0