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lpfc: Fix crash in fcp command completion path.

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[ Upstream commit c90261dcd86e4eb5c9c1627fde037e902db8aefa ]

Fix crash in fcp command completion path.

Missed null check.

Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com>
Signed-off-by: James Smart <james.smart@avagotech.com>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
James Smart 2015-12-16 18:11:57 -05:00 committed by Greg Kroah-Hartman
parent 7cf5c223cc
commit 6b9bd78515
1 changed files with 2 additions and 2 deletions
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4
drivers/scsi/lpfc/lpfc_scsi.c
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@ -3908,9 +3908,9 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
uint32_t logit = LOG_FCP;
/* Sanity check on return of outstanding command */
if (!(lpfc_cmd->pCmd))
return;
cmd = lpfc_cmd->pCmd;
if (!cmd)
return;
shost = cmd->device->host;
lpfc_cmd->result = (pIocbOut->iocb.un.ulpWord[4] & IOERR_PARAM_MASK);