diff options
Diffstat (limited to 'net/batman-adv/icmp_socket.c')
-rw-r--r-- | net/batman-adv/icmp_socket.c | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/net/batman-adv/icmp_socket.c b/net/batman-adv/icmp_socket.c index a0a35b1af167..34ce56c358e5 100644 --- a/net/batman-adv/icmp_socket.c +++ b/net/batman-adv/icmp_socket.c @@ -158,9 +158,7 @@ static ssize_t bat_socket_write(struct file *file, const char __user *buff, struct orig_node *orig_node = NULL; struct neigh_node *neigh_node = NULL; - struct batman_if *batman_if; size_t packet_len = sizeof(struct icmp_packet); - uint8_t dstaddr[ETH_ALEN]; if (len < sizeof(struct icmp_packet)) { bat_dbg(DBG_BATMAN, bat_priv, @@ -220,7 +218,6 @@ static ssize_t bat_socket_write(struct file *file, const char __user *buff, if (atomic_read(&bat_priv->mesh_state) != MESH_ACTIVE) goto dst_unreach; - spin_lock_bh(&bat_priv->orig_hash_lock); rcu_read_lock(); orig_node = orig_hash_find(bat_priv, icmp_packet->dst); @@ -239,14 +236,10 @@ static ssize_t bat_socket_write(struct file *file, const char __user *buff, rcu_read_unlock(); - batman_if = orig_node->router->if_incoming; - memcpy(dstaddr, orig_node->router->addr, ETH_ALEN); - spin_unlock_bh(&bat_priv->orig_hash_lock); - - if (!batman_if) + if (!neigh_node->if_incoming) goto dst_unreach; - if (batman_if->if_status != IF_ACTIVE) + if (neigh_node->if_incoming->if_status != IF_ACTIVE) goto dst_unreach; memcpy(icmp_packet->orig, @@ -254,14 +247,13 @@ static ssize_t bat_socket_write(struct file *file, const char __user *buff, if (packet_len == sizeof(struct icmp_packet_rr)) memcpy(icmp_packet->rr, - batman_if->net_dev->dev_addr, ETH_ALEN); + neigh_node->if_incoming->net_dev->dev_addr, ETH_ALEN); - send_skb_packet(skb, batman_if, dstaddr); + send_skb_packet(skb, neigh_node->if_incoming, neigh_node->addr); goto out; unlock: rcu_read_unlock(); - spin_unlock_bh(&bat_priv->orig_hash_lock); dst_unreach: icmp_packet->msg_type = DESTINATION_UNREACHABLE; bat_socket_add_packet(socket_client, icmp_packet, packet_len); |