aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/net/ipvlan/ipvlan_core.c5
-rw-r--r--drivers/net/ipvlan/ipvlan_main.c12
2 files changed, 13 insertions, 4 deletions
diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c
index 2a175006028b..8a542b9340c4 100644
--- a/drivers/net/ipvlan/ipvlan_core.c
+++ b/drivers/net/ipvlan/ipvlan_core.c
@@ -81,12 +81,13 @@ void ipvlan_ht_addr_add(struct ipvl_dev *ipvlan, struct ipvl_addr *addr)
81 hash = (addr->atype == IPVL_IPV6) ? 81 hash = (addr->atype == IPVL_IPV6) ?
82 ipvlan_get_v6_hash(&addr->ip6addr) : 82 ipvlan_get_v6_hash(&addr->ip6addr) :
83 ipvlan_get_v4_hash(&addr->ip4addr); 83 ipvlan_get_v4_hash(&addr->ip4addr);
84 hlist_add_head_rcu(&addr->hlnode, &port->hlhead[hash]); 84 if (hlist_unhashed(&addr->hlnode))
85 hlist_add_head_rcu(&addr->hlnode, &port->hlhead[hash]);
85} 86}
86 87
87void ipvlan_ht_addr_del(struct ipvl_addr *addr, bool sync) 88void ipvlan_ht_addr_del(struct ipvl_addr *addr, bool sync)
88{ 89{
89 hlist_del_rcu(&addr->hlnode); 90 hlist_del_init_rcu(&addr->hlnode);
90 if (sync) 91 if (sync)
91 synchronize_rcu(); 92 synchronize_rcu();
92} 93}
diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
index 4f4099d5603d..1eb3f33e11cc 100644
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -622,7 +622,11 @@ static int ipvlan_add_addr6(struct ipvl_dev *ipvlan, struct in6_addr *ip6_addr)
622 addr->atype = IPVL_IPV6; 622 addr->atype = IPVL_IPV6;
623 list_add_tail_rcu(&addr->anode, &ipvlan->addrs); 623 list_add_tail_rcu(&addr->anode, &ipvlan->addrs);
624 ipvlan->ipv6cnt++; 624 ipvlan->ipv6cnt++;
625 ipvlan_ht_addr_add(ipvlan, addr); 625 /* If the interface is not up, the address will be added to the hash
626 * list by ipvlan_open.
627 */
628 if (netif_running(ipvlan->dev))
629 ipvlan_ht_addr_add(ipvlan, addr);
626 630
627 return 0; 631 return 0;
628} 632}
@@ -690,7 +694,11 @@ static int ipvlan_add_addr4(struct ipvl_dev *ipvlan, struct in_addr *ip4_addr)
690 addr->atype = IPVL_IPV4; 694 addr->atype = IPVL_IPV4;
691 list_add_tail_rcu(&addr->anode, &ipvlan->addrs); 695 list_add_tail_rcu(&addr->anode, &ipvlan->addrs);
692 ipvlan->ipv4cnt++; 696 ipvlan->ipv4cnt++;
693 ipvlan_ht_addr_add(ipvlan, addr); 697 /* If the interface is not up, the address will be added to the hash
698 * list by ipvlan_open.
699 */
700 if (netif_running(ipvlan->dev))
701 ipvlan_ht_addr_add(ipvlan, addr);
694 ipvlan_set_broadcast_mac_filter(ipvlan, true); 702 ipvlan_set_broadcast_mac_filter(ipvlan, true);
695 703
696 return 0; 704 return 0;