From: James Smart <james.smart@emulex.com>
Date: Wed, 18 Jan 2012 21:25:38 +0000 (-0500)
Subject: [SCSI] lpfc 8.3.29: Locking fix and Memory leak Fixes
X-Git-Tag: firefly_0821_release~3680^2~3167^2~231
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=728599090a9bf3aefb1226cc063295886525cd0e;p=firefly-linux-kernel-4.4.55.git

[SCSI] lpfc 8.3.29: Locking fix and Memory leak Fixes

Locking fix and Memory leak Fixes

- Fix Locking code raises IRQ twice (NA)
- Fix mailbox and vpi memory leaks (126818)

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
---

diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 2cadb8271f10..343d87ba4df8 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -2977,9 +2977,9 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la)
 				"topology\n");
 				/* Get Loop Map information */
 		if (bf_get(lpfc_mbx_read_top_il, la)) {
-			spin_lock_irq(shost->host_lock);
+			spin_lock(shost->host_lock);
 			vport->fc_flag |= FC_LBIT;
-			spin_unlock_irq(shost->host_lock);
+			spin_unlock(shost->host_lock);
 		}
 
 		vport->fc_myDID = bf_get(lpfc_mbx_read_top_alpa_granted, la);
@@ -3029,9 +3029,9 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la)
 				phba->sli3_options |= LPFC_SLI3_NPIV_ENABLED;
 		}
 		vport->fc_myDID = phba->fc_pref_DID;
-		spin_lock_irq(shost->host_lock);
+		spin_lock(shost->host_lock);
 		vport->fc_flag |= FC_LBIT;
-		spin_unlock_irq(shost->host_lock);
+		spin_unlock(shost->host_lock);
 	}
 	spin_unlock_irq(&phba->hbalock);
 
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index a91914968cbb..b38f99f3be32 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -8178,6 +8178,9 @@ lpfc_unset_hba(struct lpfc_hba *phba)
 	vport->load_flag |= FC_UNLOADING;
 	spin_unlock_irq(shost->host_lock);
 
+	kfree(phba->vpi_bmask);
+	kfree(phba->vpi_ids);
+
 	lpfc_stop_hba_timers(phba);
 
 	phba->pport->work_port_events = 0;
@@ -8710,6 +8713,9 @@ lpfc_pci_remove_one_s3(struct pci_dev *pdev)
 	/* Final cleanup of txcmplq and reset the HBA */
 	lpfc_sli_brdrestart(phba);
 
+	kfree(phba->vpi_bmask);
+	kfree(phba->vpi_ids);
+
 	lpfc_stop_hba_timers(phba);
 	spin_lock_irq(&phba->hbalock);
 	list_del_init(&vport->listentry);
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index 32b6d72cd98d..7b6b2aa5795a 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -481,6 +481,7 @@ lpfc_mbx_cmpl_resume_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
 			ndlp, NULL);
 	}
 	kfree(elsiocb);
+	mempool_free(mboxq, phba->mbox_mem_pool);
 }
 
 static int
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 73da1c039b9d..e5d22b10ff2f 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -14840,7 +14840,8 @@ lpfc_sli4_resume_rpi(struct lpfc_nodelist *ndlp,
 		mboxq->mbox_cmpl = cmpl;
 		mboxq->context1 = arg;
 		mboxq->context2 = ndlp;
-	}
+	} else
+		mboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
 	mboxq->vport = ndlp->vport;
 	rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_NOWAIT);
 	if (rc == MBX_NOT_FINISHED) {