vport.c: Use built-in RCU list checking

hlist_for_each_entry_rcu() has built-in RCU and lock checking.

Pass cond argument to list_for_each_entry_rcu() to silence
false lockdep warning when CONFIG_PROVE_RCU_LIST is enabled
by default.

Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c
index 5da9392b03d624c2ae56b67366d3922e0000b079..47febb4504f098d2be91a1072fdd1daac71a9462 100644 (file)
--- a/net/openvswitch/vport.c
+++ b/net/openvswitch/vport.c
@@ -96,7 +96,8 @@ struct vport *ovs_vport_locate(const struct net *net, const char *name)
        struct hlist_head *bucket = hash_bucket(net, name);
        struct vport *vport;
 
-       hlist_for_each_entry_rcu(vport, bucket, hash_node)
+       hlist_for_each_entry_rcu(vport, bucket, hash_node,
+                               lockdep_ovsl_is_held())
                if (!strcmp(name, ovs_vport_name(vport)) &&
                    net_eq(ovs_dp_get_net(vport->dp), net))
                        return vport;