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IB/qib: Suppress gcc 7 fall-through complaints 

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>
Acked-by: Mike Marciniszyn <infinipath@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Bart Van Assche 2017-10-11 10:49:21 -07:00 committed by Doug Ledford
parent 66392615dc
commit 658115b090
3 changed files with 3 additions and 2 deletions
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1
drivers/infiniband/hw/qib/qib_mad.c
View File

@ -434,6 +434,7 @@ static int check_mkey(struct qib_ibport *ibp, struct ib_smp *smp, int mad_flags)
/* Bad mkey not a violation below level 2 */
if (ibp->rvp.mkeyprot < 2)
break;
/* fall through */
case IB_MGMT_METHOD_SET:
case IB_MGMT_METHOD_TRAP_REPRESS:
if (ibp->rvp.mkey_violations != 0xFFFF)

2
drivers/infiniband/hw/qib/qib_rc.c
View File

@ -1869,7 +1869,7 @@ send_middle:
qp->r_rcv_len = 0;
if (opcode == OP(SEND_ONLY))
goto no_immediate_data;
/* FALLTHROUGH for SEND_ONLY_WITH_IMMEDIATE */
/* fall through -- for SEND_ONLY_WITH_IMMEDIATE */
case OP(SEND_LAST_WITH_IMMEDIATE):
send_last_imm:
wc.ex.imm_data = ohdr->u.imm_data;

2
drivers/infiniband/hw/qib/qib_sdma.c
View File

@ -808,7 +808,7 @@ void __qib_sdma_process_event(struct qib_pportdata *ppd,
* bringing the link up with traffic active on
* 7220, e.g. */
ss->go_s99_running = 1;
/* fall through and start dma engine */
/* fall through -- and start dma engine */
case qib_sdma_event_e10_go_hw_start:
/* This reference means the state machine is started */
sdma_get(&ppd->sdma_state);