From: Al Viro <viro@zeniv.linux.org.uk>
Date: Thu, 8 Mar 2018 16:01:22 +0000 (-0500)
Subject: debugfs_lookup(): switch to lookup_one_len_unlocked()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=cd1c0c9321999737073dcfc3364e194e02604bce;p=linux.git

debugfs_lookup(): switch to lookup_one_len_unlocked()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 63a998c3f2522..13b01351dd1cb 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -270,10 +270,7 @@ struct dentry *debugfs_lookup(const char *name, struct dentry *parent)
 	if (!parent)
 		parent = debugfs_mount->mnt_root;
 
-	inode_lock(d_inode(parent));
-	dentry = lookup_one_len(name, parent, strlen(name));
-	inode_unlock(d_inode(parent));
-
+	dentry = lookup_one_len_unlocked(name, parent, strlen(name));
 	if (IS_ERR(dentry))
 		return NULL;
 	if (!d_really_is_positive(dentry)) {