[SCSI] zfcp: Add comments to switch/case fallthroughs

Add comments where there is a deliberate fall through in switch/case
statements. This makes some code checkers happy and makes it clear
that there is no missing break statement.

Reviewed-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index fdc9b4352a64..3f64aded6caa 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -880,6 +880,7 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
                                 zfcp_port_put(port);
                         return ZFCP_ERP_CONTINUES;
                 }
+                /* fall through */
         case ZFCP_ERP_STEP_NAMESERVER_LOOKUP:
                 if (!port->d_id)
                         return ZFCP_ERP_FAILED;