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scsi: lpfc: remove useless code in lpfc_sli4_bsg_link_diag_test 

Remove variable assignments. The value stored in local variable _rc_ is
overwritten at line 2448:rc = lpfc_sli4_bsg_set_link_diag_state(phba,
0); before it can be used.

Addresses-Coverity-ID: 1226935
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Gustavo A. R. Silva 2017-08-22 15:53:53 -05:00 committed by Martin K. Petersen
parent 6a8dadcca8
commit 44ed33e6c5
1 changed files with 3 additions and 6 deletions
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9
drivers/scsi/lpfc/lpfc_bsg.c
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@ -2384,20 +2384,17 @@ lpfc_sli4_bsg_link_diag_test(struct bsg_job *job)
goto job_error;
pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmboxq) {
rc = -ENOMEM;
if (!pmboxq)
goto link_diag_test_exit;
}
req_len = (sizeof(struct lpfc_mbx_set_link_diag_state) -
sizeof(struct lpfc_sli4_cfg_mhdr));
alloc_len = lpfc_sli4_config(phba, pmboxq, LPFC_MBOX_SUBSYSTEM_FCOE,
LPFC_MBOX_OPCODE_FCOE_LINK_DIAG_STATE,
req_len, LPFC_SLI4_MBX_EMBED);
if (alloc_len != req_len) {
rc = -ENOMEM;
if (alloc_len != req_len)
goto link_diag_test_exit;
}
run_link_diag_test = &pmboxq->u.mqe.un.link_diag_test;
bf_set(lpfc_mbx_run_diag_test_link_num, &run_link_diag_test->u.req,
phba->sli4_hba.lnk_info.lnk_no);