tipc: send out RESET immediately when link goes down

[cascardo/linux.git] / net / tipc / bearer.c

diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c
index ce9f7bf..82b2786 100644 (file)
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -362,6 +362,7 @@ static void bearer_disable(struct net *net, struct tipc_bearer *b_ptr)
        b_ptr->media->disable_media(b_ptr);
 
        tipc_node_delete_links(net, b_ptr->identity);
+       RCU_INIT_POINTER(b_ptr->media_ptr, NULL);
        if (b_ptr->link_req)
                tipc_disc_delete(b_ptr->link_req);
 
@@ -399,16 +400,13 @@ int tipc_enable_l2_media(struct net *net, struct tipc_bearer *b,
 
 /* tipc_disable_l2_media - detach TIPC bearer from an L2 interface
  *
- * Mark L2 bearer as inactive so that incoming buffers are thrown away,
- * then get worker thread to complete bearer cleanup.  (Can't do cleanup
- * here because cleanup code needs to sleep and caller holds spinlocks.)
+ * Mark L2 bearer as inactive so that incoming buffers are thrown away
  */
 void tipc_disable_l2_media(struct tipc_bearer *b)
 {
        struct net_device *dev;
 
        dev = (struct net_device *)rtnl_dereference(b->media_ptr);
-       RCU_INIT_POINTER(b->media_ptr, NULL);
        RCU_INIT_POINTER(dev->tipc_ptr, NULL);
        synchronize_net();
        dev_put(dev);
@@ -554,7 +552,7 @@ static int tipc_l2_device_event(struct notifier_block *nb, unsigned long evt,
        case NETDEV_CHANGE:
                if (netif_carrier_ok(dev))
                        break;
-       case NETDEV_DOWN:
+       case NETDEV_GOING_DOWN:
        case NETDEV_CHANGEMTU:
                tipc_reset_bearer(net, b_ptr);
                break;