tipc: mark expected switch fall-throughs

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Warning level 2 was used: -Wimplicit-fallthrough=2

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 2 insertions, 0 deletions

diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c
index 2dfb492a7c94..fd6d8f18955c 100644
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -610,6 +610,7 @@ static int tipc_l2_device_event(struct notifier_block *nb, unsigned long evt,
         case NETDEV_CHANGE:
                 if (netif_carrier_ok(dev))
                         break;
+                /* else: fall through */
         case NETDEV_UP:
                 test_and_set_bit_lock(0, &b->up);
                 break;
diff --git a/net/tipc/link.c b/net/tipc/link.c
index 695acb783969..63860329dbaa 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1063,6 +1063,7 @@ static bool tipc_data_input(struct tipc_link *l, struct sk_buff *skb,
                         skb_queue_tail(mc_inputq, skb);
                         return true;
                 }
+                /* else: fall through */
         case CONN_MANAGER:
                 skb_queue_tail(inputq, skb);
                 return true;