* [PATCH] lpfc: check for valid scsi cmnd in lpfc_scsi_cmd_iocb_cmpl()
@ 2017-11-13 7:22 Hannes Reinecke
0 siblings, 0 replies; only message in thread
From: Hannes Reinecke @ 2017-11-13 7:22 UTC (permalink / raw)
To: Martin K. Petersen
Cc: James Bottomley, Christoph Hellwig, linux-scsi, Hannes Reinecke,
Hannes Reinecke
When the 'host_scribble' backpointer doesn't match we need to
skip processing this command.
Signed-off-by: Hannes Reinecke <hare@suse.com>
---
drivers/scsi/lpfc/lpfc_scsi.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 1a6f122..dfdca1d 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -3938,6 +3938,8 @@ int lpfc_sli4_scmd_to_wqidx_distr(struct lpfc_hba *phba,
cmd = lpfc_cmd->pCmd;
if (!cmd)
return;
+ if (cmd->host_scribble != lpfc_cmd)
+ return;
shost = cmd->device->host;
lpfc_cmd->result = (pIocbOut->iocb.un.ulpWord[4] & IOERR_PARAM_MASK);
--
1.8.5.6
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2017-11-13 7:22 [PATCH] lpfc: check for valid scsi cmnd in lpfc_scsi_cmd_iocb_cmpl() Hannes Reinecke
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