net: rxrpc: mark expected switch fall-throughs

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

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 4 insertions, 0 deletions

diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
index 054e32872808..344b2dcad52d 100644
--- a/net/rxrpc/af_rxrpc.c
+++ b/net/rxrpc/af_rxrpc.c
@@ -246,6 +246,7 @@ static int rxrpc_listen(struct socket *sock, int backlog)
                         ret = 0;
                         break;
                 }
+                /* Fall through */
         default:
                 ret = -EBUSY;
                 break;
@@ -560,6 +561,7 @@ static int rxrpc_sendmsg(struct socket *sock, struct msghdr *m, size_t len)
                         m->msg_name = &rx->connect_srx;
                         m->msg_namelen = sizeof(rx->connect_srx);
                 }
+                /* Fall through */
         case RXRPC_SERVER_BOUND:
         case RXRPC_SERVER_LISTENING:
                 ret = rxrpc_do_sendmsg(rx, m, len);
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c
index e56e23ed2229..1e37eb1c0c66 100644
--- a/net/rxrpc/input.c
+++ b/net/rxrpc/input.c
@@ -1125,6 +1125,7 @@ void rxrpc_data_ready(struct sock *udp_sk)
         case RXRPC_PACKET_TYPE_BUSY:
                 if (sp->hdr.flags & RXRPC_CLIENT_INITIATED)
                         goto discard;
+                /* Fall through */
 
         case RXRPC_PACKET_TYPE_DATA:
                 if (sp->hdr.callNumber == 0)
diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c
index 2d9edc656ca3..7d2595582c09 100644
--- a/net/rxrpc/sendmsg.c
+++ b/net/rxrpc/sendmsg.c
@@ -220,6 +220,7 @@ static void rxrpc_queue_packet(struct rxrpc_sock *rx, struct rxrpc_call *call,
                                           ktime_get_real());
                         if (!last)
                                 break;
+                        /* Fall through */
                 case RXRPC_CALL_SERVER_SEND_REPLY:
                         call->state = RXRPC_CALL_SERVER_AWAIT_ACK;
                         rxrpc_notify_end_tx(rx, call, notify_end_tx);