[PATCH 31/53] configfs: stop using d_add().

[NeilBrown]

From: NeilBrown <neil@xxxxxxxxxx>

"Best practice" is to use d_splice_alias() at the end of a ->lookup
function.  d_add() often works and is not incorrect in configfs, but as
it is planned to remove d_add(), change to use d_splice_alias().

Signed-off-by: NeilBrown <neil@xxxxxxxxxx>
---
 fs/configfs/dir.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index c82eca0b5d73..6ec589b6b8a4 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -501,8 +501,7 @@ static struct dentry * configfs_lookup(struct inode *dir,
 	}
 	spin_unlock(&configfs_dirent_lock);
 done:
-	d_add(dentry, inode);
-	return NULL;
+	return d_splice_alias(inode, dentry);
 }
 
 /*
-- 
2.50.0.107.gf914562f5916.dirty