Re: [PATCH 11/41] scsi: bfa: bfa_fcs_rport: Mark expected switch fall-throughs

From: Gustavo A. R. Silva
Date: Thu Jan 10 2019 - 15:12:15 EST


Hi,

Friendly ping (second one):

Who can ack/review/take this patch, please?

Thanks
--
Gustavo

On 12/19/18 9:39 AM, Gustavo A. R. Silva wrote:
Hi,

Friendly ping:

Who can ack or review this patch, please?

Thanks
--
Gustavo

On 11/27/18 10:27 PM, Gustavo A. R. Silva wrote:
In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Notice that I replaced "!! fall through !!" and "!!! fall through !!!"
comments with "fall through" annotations, which is what GCC is
expecting to find.

Addresses-Coverity-ID: 744899 ("Missing break in switch")
Addresses-Coverity-ID: 744900 ("Missing break in switch")
Addresses-Coverity-ID: 744901 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
---
 drivers/scsi/bfa/bfa_fcs_rport.c | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/drivers/scsi/bfa/bfa_fcs_rport.c b/drivers/scsi/bfa/bfa_fcs_rport.c
index de50349a39ce..1e400f2aaece 100644
--- a/drivers/scsi/bfa/bfa_fcs_rport.c
+++ b/drivers/scsi/bfa/bfa_fcs_rport.c
@@ -427,17 +427,13 @@ bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event)
ÂÂÂÂÂ case RPSM_EVENT_LOGO_RCVD:
ÂÂÂÂÂÂÂÂÂ bfa_fcs_rport_send_logo_acc(rport);
-ÂÂÂÂÂÂÂ /*
-ÂÂÂÂÂÂÂÂ * !! fall through !!
-ÂÂÂÂÂÂÂÂ */
+ÂÂÂÂÂÂÂ /* fall through */
ÂÂÂÂÂ case RPSM_EVENT_PRLO_RCVD:
ÂÂÂÂÂÂÂÂÂ if (rport->prlo == BFA_TRUE)
ÂÂÂÂÂÂÂÂÂÂÂÂÂ bfa_fcs_rport_send_prlo_acc(rport);
ÂÂÂÂÂÂÂÂÂ bfa_fcxp_discard(rport->fcxp);
-ÂÂÂÂÂÂÂ /*
-ÂÂÂÂÂÂÂÂ * !! fall through !!
-ÂÂÂÂÂÂÂÂ */
+ÂÂÂÂÂÂÂ /* fall through */
ÂÂÂÂÂ case RPSM_EVENT_FAILED:
ÂÂÂÂÂÂÂÂÂ if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) {
ÂÂÂÂÂÂÂÂÂÂÂÂÂ rport->plogi_retries++;
@@ -868,9 +864,7 @@ bfa_fcs_rport_sm_adisc_online(struct bfa_fcs_rport_s *rport,
ÂÂÂÂÂÂÂÂÂÂ * At least go offline when a PLOGI is received.
ÂÂÂÂÂÂÂÂÂÂ */
ÂÂÂÂÂÂÂÂÂ bfa_fcxp_discard(rport->fcxp);
-ÂÂÂÂÂÂÂ /*
-ÂÂÂÂÂÂÂÂ * !!! fall through !!!
-ÂÂÂÂÂÂÂÂ */
+ÂÂÂÂÂÂÂ /* fall through */
ÂÂÂÂÂ case RPSM_EVENT_FAILED:
ÂÂÂÂÂ case RPSM_EVENT_ADDRESS_CHANGE:
@@ -1056,6 +1050,7 @@ bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport,
ÂÂÂÂÂ case RPSM_EVENT_LOGO_RCVD:
ÂÂÂÂÂÂÂÂÂ bfa_fcs_rport_send_logo_acc(rport);
+ÂÂÂÂÂÂÂ /* fall through */
ÂÂÂÂÂ case RPSM_EVENT_PRLO_RCVD:
ÂÂÂÂÂÂÂÂÂ if (rport->prlo == BFA_TRUE)
ÂÂÂÂÂÂÂÂÂÂÂÂÂ bfa_fcs_rport_send_prlo_acc(rport);
@@ -1144,9 +1139,7 @@ bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport,
ÂÂÂÂÂÂÂÂÂÂÂÂÂ bfa_fcs_rport_send_plogiacc(rport, NULL);
ÂÂÂÂÂÂÂÂÂÂÂÂÂ break;
ÂÂÂÂÂÂÂÂÂ }
-ÂÂÂÂÂÂÂ /*
-ÂÂÂÂÂÂÂÂ * !! fall through !!
-ÂÂÂÂÂÂÂÂ */
+ÂÂÂÂÂÂÂ /* fall through */
ÂÂÂÂÂ case RPSM_EVENT_ADDRESS_CHANGE:
ÂÂÂÂÂÂÂÂÂ if (!bfa_fcs_lport_is_online(rport->port)) {
@@ -1303,6 +1296,7 @@ bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport,
ÂÂÂÂÂ case RPSM_EVENT_LOGO_RCVD:
ÂÂÂÂÂÂÂÂÂ bfa_fcs_rport_send_logo_acc(rport);
+ÂÂÂÂÂÂÂ /* fall through */
ÂÂÂÂÂ case RPSM_EVENT_PRLO_RCVD:
ÂÂÂÂÂÂÂÂÂ if (rport->prlo == BFA_TRUE)
ÂÂÂÂÂÂÂÂÂÂÂÂÂ bfa_fcs_rport_send_prlo_acc(rport);
@@ -1346,6 +1340,7 @@ bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport,
ÂÂÂÂÂ case RPSM_EVENT_LOGO_RCVD:
ÂÂÂÂÂÂÂÂÂ bfa_fcs_rport_send_logo_acc(rport);
+ÂÂÂÂÂÂÂ /* fall through */
ÂÂÂÂÂ case RPSM_EVENT_PRLO_RCVD:
ÂÂÂÂÂÂÂÂÂ if (rport->prlo == BFA_TRUE)
ÂÂÂÂÂÂÂÂÂÂÂÂÂ bfa_fcs_rport_send_prlo_acc(rport);