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[SCSI] lpfc 8.1.2: Fix panic caused by HBA resets and target side cable pulls
Fix panic caused by HBA resets and target side cable pulls Signed-off-by: Jamie Wellnitz <Jamie.Wellnitz@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
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1 changed files with 3 additions and 3 deletions
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@ -1,7 +1,7 @@
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/*******************************************************************
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* This file is part of the Emulex Linux Device Driver for *
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* Fibre Channel Host Bus Adapters. *
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* Copyright (C) 2004-2005 Emulex. All rights reserved. *
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* Copyright (C) 2004-2006 Emulex. All rights reserved. *
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* EMULEX and SLI are trademarks of Emulex. *
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* www.emulex.com *
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* Portions Copyright (C) 2004-2005 Christoph Hellwig *
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@ -467,7 +467,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
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sdev = cmd->device;
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cmd->scsi_done(cmd);
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if (!result &&
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if (!result && pnode != NULL &&
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((jiffies - pnode->last_ramp_up_time) >
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LPFC_Q_RAMP_UP_INTERVAL * HZ) &&
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((jiffies - pnode->last_q_full_time) >
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@ -495,7 +495,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
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* Check for queue full. If the lun is reporting queue full, then
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* back off the lun queue depth to prevent target overloads.
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*/
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if (result == SAM_STAT_TASK_SET_FULL) {
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if (result == SAM_STAT_TASK_SET_FULL && pnode != NULL) {
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pnode->last_q_full_time = jiffies;
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shost_for_each_device(tmp_sdev, sdev->host) {
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