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[v3,17/20] lpfc: Fix crash in device reset handler.

Message ID 55242aee.1zJdV+9p14TYHFyp%james.smart@emulex.com (mailing list archive)
State New, archived
Headers show

Commit Message

James Smart April 7, 2015, 7:07 p.m. UTC 
Fix crash in device reset handler.

Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
---
 drivers/scsi/lpfc/lpfc_scsi.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 5612ba6..ea818f0 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -5118,9 +5118,10 @@  lpfc_device_reset_handler(struct scsi_cmnd *cmnd)
 	int status;
 
 	rdata = lpfc_rport_data_from_scsi_device(cmnd->device);
-	if (!rdata) {
+	if (!rdata || !rdata->pnode) {
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_FCP,
-			"0798 Device Reset rport failure: rdata x%p\n", rdata);
+				 "0798 Device Reset rport failure: rdata x%p\n",
+				 rdata);
 		return FAILED;
 	}
 	pnode = rdata->pnode;