[PATCH] kNFSd: Fix out-of-spec error return in attribute decoding.

From: NeilBrown <neilb@cse.unsw.edu.au>

Fix out-of-spec error return in attribute decoding.

fs/nfsd/nfs4xdr.c

@@ -344,7 +344,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *ia
 	 * read-only attributes return ERR_INVAL.
 	 */
 	if ((bmval[0] & ~NFSD_SUPPORTED_ATTRS_WORD0) || (bmval[1] & ~NFSD_SUPPORTED_ATTRS_WORD1))
-		return nfserr_notsupp;
+		return nfserr_attrnotsupp;
 	if ((bmval[0] & ~NFSD_WRITEABLE_ATTRS_WORD0) || (bmval[1] & ~NFSD_WRITEABLE_ATTRS_WORD1))
 		return nfserr_inval;