diff mbox

lpfc: check for valid scsi cmnd in lpfc_scsi_cmd_iocb_cmpl()

Message ID 1510557749-59958-1-git-send-email-hare@suse.de (mailing list archive)
State Deferred
Headers show

Commit Message

Hannes Reinecke Nov. 13, 2017, 7:22 a.m. UTC 
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 mbox

Patch

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);