openvswitch: Move table destroy to dp-rcu callback.

Ths simplifies flow-table-destroy API. No need to pass explicit
parameter about context.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Thomas Graf <tgraf@redhat.com>
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 688cb9b..a532a9c 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -187,6 +187,7 @@
 {
 	struct datapath *dp = container_of(rcu, struct datapath, rcu);
 
+	ovs_flow_tbl_destroy(&dp->table);
 	free_percpu(dp->stats_percpu);
 	release_net(ovs_dp_get_net(dp));
 	kfree(dp->ports);
@@ -1444,7 +1445,7 @@
 err_destroy_percpu:
 	free_percpu(dp->stats_percpu);
 err_destroy_table:
-	ovs_flow_tbl_destroy(&dp->table, false);
+	ovs_flow_tbl_destroy(&dp->table);
 err_free_dp:
 	release_net(ovs_dp_get_net(dp));
 	kfree(dp);
@@ -1476,8 +1477,6 @@
 	ovs_dp_detach_port(ovs_vport_ovsl(dp, OVSP_LOCAL));
 
 	/* RCU destroy the flow table */
-	ovs_flow_tbl_destroy(&dp->table, true);
-
 	call_rcu(&dp->rcu, destroy_dp_rcu);
 }