[PATCH] xfs: don't flush and invalidate internal RT device twice in xfs_shutdown_devices

[Christoph Hellwig <hch@lst.de>]

Check for an internal RT device to remove a bit of extra work.

Fixes: bdc03eb5f98f ("xfs: allow internal RT devices for zoned mode")
Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 fs/xfs/xfs_super.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 63c4bcbe6c2b..d96f3781d791 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -445,7 +445,7 @@ xfs_shutdown_devices(
 		blkdev_issue_flush(mp->m_logdev_targp->bt_bdev);
 		invalidate_bdev(mp->m_logdev_targp->bt_bdev);
 	}
-	if (mp->m_rtdev_targp) {
+	if (mp->m_rtdev_targp && mp->m_rtdev_targp != mp->m_ddev_targp) {
 		blkdev_issue_flush(mp->m_rtdev_targp->bt_bdev);
 		invalidate_bdev(mp->m_rtdev_targp->bt_bdev);
 	}
-- 
2.53.0