[PATCH 006 of 9] knfsd: nfsd4: fix error return on unsupported acl

[NeilBrown <neilb@suse.de>]

From: J. Bruce Fields <bfields@citi.umich.edu>
We should be returning ATTRNOTSUPP, not NOTSUPP, when acls are unsupported.

Also fix a comment.

Signed-off-by: "J. Bruce Fields" <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>

### Diffstat output
 ./fs/nfsd/nfs4xdr.c |    2 +-
 ./fs/nfsd/vfs.c     |    5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff .prev/fs/nfsd/nfs4xdr.c ./fs/nfsd/nfs4xdr.c
--- .prev/fs/nfsd/nfs4xdr.c	2007-02-13 10:36:40.000000000 +1100
+++ ./fs/nfsd/nfs4xdr.c	2007-02-13 10:37:00.000000000 +1100
@@ -253,7 +253,7 @@ nfsd4_decode_fattr(struct nfsd4_compound
 		return status;
 
 	/*
-	 * According to spec, unsupported attributes return ERR_NOTSUPP;
+	 * According to spec, unsupported attributes return ERR_ATTRNOTSUPP;
 	 * read-only attributes return ERR_INVAL.
 	 */
 	if ((bmval[0] & ~NFSD_SUPPORTED_ATTRS_WORD0) || (bmval[1] & ~NFSD_SUPPORTED_ATTRS_WORD1))

diff .prev/fs/nfsd/vfs.c ./fs/nfsd/vfs.c
--- .prev/fs/nfsd/vfs.c	2007-02-13 09:50:24.000000000 +1100
+++ ./fs/nfsd/vfs.c	2007-02-13 10:37:00.000000000 +1100
@@ -466,7 +466,10 @@ out:
 	posix_acl_release(dpacl);
 	return (error);
 out_nfserr:
-	error = nfserrno(host_error);
+	if (host_error == -EOPNOTSUPP)
+		error = nfserr_attrnotsupp;
+	else
+		error = nfserrno(host_error);
 	goto out;
 }