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scsi: lpfc: Fix possible memory leak when failing to issue CMF WQE

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There is no corresponding free routine if lpfc_sli4_issue_wqe fails to
issue the CMF WQE in lpfc_issue_cmf_sync_wqe.

If ret_val is non-zero, then free the iocbq request structure.

Link: https://lore.kernel.org/r/20220701211425.2708-6-jsmart2021@gmail.com
Co-developed-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
James Smart 2022-07-01 14:14:18 -07:00 committed by Martin K. Petersen
parent 0948a9c538
commit 2f67dc7970
1 changed files with 3 additions and 1 deletions
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4
drivers/scsi/lpfc/lpfc_sli.c
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@ -2003,10 +2003,12 @@ lpfc_issue_cmf_sync_wqe(struct lpfc_hba *phba, u32 ms, u64 total)
sync_buf->cmd_flag |= LPFC_IO_CMF;
ret_val = lpfc_sli4_issue_wqe(phba, &phba->sli4_hba.hdwq[0], sync_buf);
if (ret_val)
if (ret_val) {
lpfc_printf_log(phba, KERN_INFO, LOG_CGN_MGMT,
"6214 Cannot issue CMF_SYNC_WQE: x%x\n",
ret_val);
__lpfc_sli_release_iocbq(phba, sync_buf);
}
out_unlock:
spin_unlock_irqrestore(&phba->hbalock, iflags);
return ret_val;