From: Tiger Yang <tiger.yang@oracle.com>
Date: Wed, 17 Dec 2008 02:22:56 +0000 (+0800)
Subject: ocfs2: Add xattr support checking in init_security
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=38d59ef61c11cafc50a66787bdbbe80d58bbd9c0;p=openwrt%2Fstaging%2Fblogic.git

ocfs2: Add xattr support checking in init_security

We must check whether ocfs2 volume support xattr in init_security,
if not support xattr and security is enable, would cause failure of mknod.

Signed-off-by: Tiger Yang <tiger.yang@oracle.com>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>
---

diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index 095b0bb6e590..e1d638af6ac3 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -5324,6 +5324,9 @@ int ocfs2_init_security_get(struct inode *inode,
 			    struct inode *dir,
 			    struct ocfs2_security_xattr_info *si)
 {
+	/* check whether ocfs2 support feature xattr */
+	if (!ocfs2_supports_xattr(OCFS2_SB(dir->i_sb)))
+		return -EOPNOTSUPP;
 	return security_inode_init_security(inode, dir, &si->name, &si->value,
 					    &si->value_len);
 }