[PATCH] nfsd4_setclientid_confirm locking fix

Avoid unlock-without-lock problem on error path in nfsd4_setclientid_confirm
Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

fs/nfsd/nfs4state.c

@@ -802,9 +802,8 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp, struct nfsd4_setclientid_confi
 	clientid_t * clid = &setclientid_confirm->sc_clientid;
 	int status;
 
-	status = nfserr_stale_clientid;
 	if (STALE_CLIENTID(clid))
-		goto out;
+		return nfserr_stale_clientid;
 	/* 
 	 * XXX The Duplicate Request Cache (DRC) has been checked (??)
 	 * We get here on a DRC miss.