nfsd4: consistent session flag setting

We should clear these flags on any new create_session, not just on the
first one.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>

fs/nfsd/nfs4state.c

@@ -1323,12 +1323,6 @@ nfsd4_create_session(struct svc_rqst *rqstp,
 		cs_slot->sl_seqid++; /* from 0 to 1 */
 		move_to_confirmed(unconf);
 
-		/*
-		 * We do not support RDMA or persistent sessions
-		 */
-		cr_ses->flags &= ~SESSION4_PERSIST;
-		cr_ses->flags &= ~SESSION4_RDMA;
-
 		if (cr_ses->flags & SESSION4_BACK_CHAN) {
 			unconf->cl_cb_xprt = rqstp->rq_xprt;
 			svc_xprt_get(unconf->cl_cb_xprt);
@@ -1348,6 +1342,12 @@ nfsd4_create_session(struct svc_rqst *rqstp,
 		goto out;
 	}
 
+	/*
+	 * We do not support RDMA or persistent sessions
+	 */
+	cr_ses->flags &= ~SESSION4_PERSIST;
+	cr_ses->flags &= ~SESSION4_RDMA;
+
 	status = alloc_init_session(rqstp, conf, cr_ses);
 	if (status)
 		goto out;