1 files changed, 10 insertions, 3 deletions

diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 3a658953486c..581837b3c71a 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -169,6 +169,7 @@ lpfc_update_stats(struct lpfc_hba *phba, struct  lpfc_scsi_buf *lpfc_cmd)
         spin_lock_irqsave(shost->host_lock, flags);
         if (!vport->stat_data_enabled ||
                 vport->stat_data_blocked ||
+                !pnode ||
                 !pnode->lat_data ||
                 (phba->bucket_type == LPFC_NO_BUCKET)) {
                 spin_unlock_irqrestore(shost->host_lock, flags);
@@ -2040,6 +2041,9 @@ lpfc_send_scsi_error_event(struct lpfc_hba *phba, struct lpfc_vport *vport,
         struct lpfc_nodelist *pnode = lpfc_cmd->rdata->pnode;
         unsigned long flags;
 
+        if (!pnode || !NLP_CHK_NODE_ACT(pnode))
+                return;
+
         /* If there is queuefull or busy condition send a scsi event */
         if ((cmnd->result == SAM_STAT_TASK_SET_FULL) ||
                 (cmnd->result == SAM_STAT_BUSY)) {
@@ -2895,7 +2899,7 @@ void lpfc_poll_timeout(unsigned long ptr)
  *   SCSI_MLQUEUE_HOST_BUSY - Block all devices served by this host temporarily.
  **/
 static int
-lpfc_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
+lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
 {
         struct Scsi_Host  *shost = cmnd->device->host;
         struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
@@ -3056,6 +3060,8 @@ lpfc_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
         return 0;
 }
 
+static DEF_SCSI_QCMD(lpfc_queuecommand)
+
 /**
  * lpfc_abort_handler - scsi_host_template eh_abort_handler entry point
  * @cmnd: Pointer to scsi_cmnd data structure.
@@ -3226,10 +3232,11 @@ lpfc_send_taskmgmt(struct lpfc_vport *vport, struct lpfc_rport_data *rdata,
         struct lpfc_scsi_buf *lpfc_cmd;
         struct lpfc_iocbq *iocbq;
         struct lpfc_iocbq *iocbqrsp;
+        struct lpfc_nodelist *pnode = rdata->pnode;
         int ret;
         int status;
 
-        if (!rdata->pnode || !NLP_CHK_NODE_ACT(rdata->pnode))
+        if (!pnode || !NLP_CHK_NODE_ACT(pnode))
                 return FAILED;
 
         lpfc_cmd = lpfc_get_scsi_buf(phba);
@@ -3256,7 +3263,7 @@ lpfc_send_taskmgmt(struct lpfc_vport *vport, struct lpfc_rport_data *rdata,
                          "0702 Issue %s to TGT %d LUN %d "
                          "rpi x%x nlp_flag x%x\n",
                          lpfc_taskmgmt_name(task_mgmt_cmd), tgt_id, lun_id,
-                         rdata->pnode->nlp_rpi, rdata->pnode->nlp_flag);
+                         pnode->nlp_rpi, pnode->nlp_flag);
 
         status = lpfc_sli_issue_iocb_wait(phba, LPFC_FCP_RING,
                                           iocbq, iocbqrsp, lpfc_cmd->timeout);