rds: send: mark expected switch fall-through in rds_rm_size

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

Addresses-Coverity-ID: 1465362 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <[email protected]>
Acked-by:  Sowmini Varadhan <[email protected]>
Acked-by: Santosh Shilimkar <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/net/rds/send.c b/net/rds/send.c
index 028ab598ac1b7b7bd1f6b2d9659d1ef7d071b7c9..79d158b3def0fa16ef3d9048884b152a45c87fff 100644 (file)
--- a/net/rds/send.c
+++ b/net/rds/send.c
@@ -902,6 +902,8 @@ static int rds_rm_size(struct msghdr *msg, int num_sgs)
 
                case RDS_CMSG_ZCOPY_COOKIE:
                        zcopy_cookie = true;
+                       /* fall through */
+
                case RDS_CMSG_RDMA_DEST:
                case RDS_CMSG_RDMA_MAP:
                        cmsg_groups |= 2;