[PATCH] nfsd4: fix putrootfh return

Thanks to Al Viro for noticing that putrootfh could return either a linux or
an nfs error.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

fs/nfsd/nfs4proc.c

@@ -267,7 +267,7 @@ nfsd4_putrootfh(struct svc_rqst *rqstp, struct svc_fh *current_fh)
 	status = exp_pseudoroot(rqstp->rq_client, current_fh,
 			      &rqstp->rq_chandle);
 	if (!status)
-		status = nfsd_setuser(rqstp, current_fh->fh_export);
+		status = nfserrno(nfsd_setuser(rqstp, current_fh->fh_export));
 	return status;
 }