[Cluster-devel] [PATCH 2/3] GFS2: Don't "get" xattrs for ACLs when ACLs are turned off

[Steven Whitehouse <swhiteho@redhat.com>]

This is to match ext3 behaviour. We should not allow getting of
xattrs relating to ACLs when ACLs are turned off.

Reported-by: Nate Straz <nstraz@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
---
 fs/gfs2/acl.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c
index 87ee309..ca991d7 100644
--- a/fs/gfs2/acl.c
+++ b/fs/gfs2/acl.c
@@ -236,10 +236,14 @@ static int gfs2_xattr_system_get(struct dentry *dentry, const char *name,
 				 void *buffer, size_t size, int xtype)
 {
 	struct inode *inode = dentry->d_inode;
+	struct gfs2_sbd *sdp = GFS2_SB(inode);
 	struct posix_acl *acl;
 	int type;
 	int error;
 
+	if (!sdp->sd_args.ar_posix_acl)
+		return -EOPNOTSUPP;
+
 	type = gfs2_acl_type(name);
 	if (type < 0)
 		return type;
-- 
1.6.2.5