From: Bart Van Assche <bart.vanassche@wdc.com>
Date: Wed, 11 Oct 2017 10:48:55 -0700
Subject: RDMA/cxgb4: Suppress gcc 7 fall-through complaints
Patch-mainline: v4.15-rc1
Git-commit: 9ae970e27729e976598584a9427e8f8705efa585
References: bsc#1064802 bsc#1066129

Avoid that gcc 7 reports the following warning when building with W=1:

warning: this statement may fall through [-Wimplicit-fallthrough=]

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/hw/cxgb4/cm.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -3638,6 +3638,7 @@ static void active_ofld_conn_reply(struc
 			send_fw_act_open_req(ep, atid);
 			return;
 		}
+		/* fall through */
 	case FW_EADDRINUSE:
 		set_bit(ACT_RETRY_INUSE, &ep->com.history);
 		if (ep->retry_count++ < ACT_OPEN_RETRY_COUNT) {