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target: Suppress gcc 7 fallthrough warnings 

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>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Mike Christie <mchristi@redhat.com>
Cc: Varun Prakash <varun@chelsio.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
hifive-unleashed-5.1
Bart Van Assche 2017-10-31 11:03:10 -07:00 committed by Nicholas Bellinger
parent c48e5594d0
commit d7e595ddd5
3 changed files with 5 additions and 2 deletions
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1
drivers/target/iscsi/cxgbit/cxgbit_main.c
View File

@ -446,6 +446,7 @@ cxgbit_uld_lro_rx_handler(void *hndl, const __be64 *rsp,
case CPL_RX_ISCSI_DDP:
case CPL_FW4_ACK:
lro_flush = false;
/* fall through */
case CPL_ABORT_RPL_RSS:
case CPL_PASS_ESTABLISH:
case CPL_PEER_CLOSE:

2
drivers/target/target_core_pr.c
View File

@ -353,6 +353,7 @@ static int core_scsi3_pr_seq_non_holder(struct se_cmd *cmd, u32 pr_reg_type,
break;
case PR_TYPE_WRITE_EXCLUSIVE_REGONLY:
we = 1;
/* fall through */
case PR_TYPE_EXCLUSIVE_ACCESS_REGONLY:
/*
* Some commands are only allowed for registered I_T Nexuses.
@ -361,6 +362,7 @@ static int core_scsi3_pr_seq_non_holder(struct se_cmd *cmd, u32 pr_reg_type,
break;
case PR_TYPE_WRITE_EXCLUSIVE_ALLREG:
we = 1;
/* fall through */
case PR_TYPE_EXCLUSIVE_ACCESS_ALLREG:
/*
* Each registered I_T Nexus is a reservation holder.

4
drivers/target/target_core_transport.c
View File

@ -2092,7 +2092,7 @@ static void transport_complete_qf(struct se_cmd *cmd)
ret = cmd->se_tfo->queue_data_in(cmd);
break;
}
/* Fall through for DMA_TO_DEVICE */
/* fall through */
case DMA_NONE:
queue_status:
trace_target_cmd_complete(cmd);
@ -2270,7 +2270,7 @@ queue_rsp:
goto queue_full;
break;
}
/* Fall through for DMA_TO_DEVICE */
/* fall through */
case DMA_NONE:
queue_status:
trace_target_cmd_complete(cmd);