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lpfc: Fix crash in device reset handler. 

Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
This commit is contained in:
James Smart 2015-04-07 15:07:26 -04:00 committed by James Bottomley
parent 6c7cf486d3
commit ad490b6e70
1 changed files with 3 additions and 2 deletions
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5
drivers/scsi/lpfc/lpfc_scsi.c
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@ -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;