From: Josef 'Jeff' Sipek <jsipek@cs.sunysb.edu>
Date: Thu, 19 Jul 2007 08:48:21 +0000 (-0700)
Subject: nfsctl: use vfs_path_lookup
X-Git-Tag: v2.6.23-rc1~414
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=16b6287a5286e872abece4f42a6eb5899157a836;p=linux-2.6

nfsctl: use vfs_path_lookup

use vfs_path_lookup instead of open-coding the necessary functionality.

Signed-off-by: Josef 'Jeff' Sipek <jsipek@cs.sunysb.edu>
Acked-by: NeilBrown <neilb@suse.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: Michael Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/fs/nfsctl.c b/fs/nfsctl.c
index c043136a82..51f1b31acb 100644
--- a/fs/nfsctl.c
+++ b/fs/nfsctl.c
@@ -23,19 +23,15 @@
 static struct file *do_open(char *name, int flags)
 {
 	struct nameidata nd;
+	struct vfsmount *mnt;
 	int error;
 
-	nd.mnt = do_kern_mount("nfsd", 0, "nfsd", NULL);
+	mnt = do_kern_mount("nfsd", 0, "nfsd", NULL);
+	if (IS_ERR(mnt))
+		return (struct file *)mnt;
 
-	if (IS_ERR(nd.mnt))
-		return (struct file *)nd.mnt;
-
-	nd.dentry = dget(nd.mnt->mnt_root);
-	nd.last_type = LAST_ROOT;
-	nd.flags = 0;
-	nd.depth = 0;
-
-	error = path_walk(name, &nd);
+	error = vfs_path_lookup(mnt->mnt_root, mnt, name, 0, &nd);
+	mntput(mnt);	/* drop do_kern_mount reference */
 	if (error)
 		return ERR_PTR(error);