Imported linux-2.6.27.39 suse/xen patches.

[ipfire-2.x.git] / src / patches / suse-2.6.27.39 / patches.fixes / nfs-04-Fix-nfs_path-to-always-return-a-slash-at-the-beginning-of-the-path

From 0b75b35c7cad33e7613f5adf28fa10fe8b09b1c3 Mon Sep 17 00:00:00 2001
From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Mon, 22 Jun 2009 15:09:14 -0400
Subject: [PATCH 4/5] NFS: Fix nfs_path() to always return a '/' at the beginning of the path

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: NeilBrown <neilb@suse.de>
---
 fs/nfs/namespace.c |    5 +++++
 1 file changed, 5 insertions(+)

--- linux-2.6.27-SLE11_BRANCH.orig/fs/nfs/namespace.c
+++ linux-2.6.27-SLE11_BRANCH/fs/nfs/namespace.c
@@ -65,6 +65,11 @@ char *nfs_path(const char *base,
 		dentry = dentry->d_parent;
 	}
 	spin_unlock(&dcache_lock);
+	if (*end != '/') {
+		if (--buflen < 0)
+			goto Elong;
+		*--end = '/';
+	}
 	namelen = strlen(base);
 	/* Strip off excess slashes in base string */
 	while (namelen > 0 && base[namelen - 1] == '/')