From: Rob Evers <revers@redhat.com>
Date: Mon, 4 Jan 2010 22:51:48 -0500
Subject: [scsi] lpfc: Fix crash during unload and sli4 abort cmd
Message-id: <20100104225155.24386.35280.sendpatchset@localhost.localdomain>
Patchwork-id: 22297
O-Subject: [RHEL5.5 PATCH 5/18] Fix bug with driver crashing during unload and
	sli4 aborting a ct cmd. (CR: 96598)
Bugzilla: 549763
RH-Acked-by: Tomas Henzl <thenzl@redhat.com>
RH-Acked-by: Mike Christie <mchristi@redhat.com>

https://bugzilla.redhat.com/show_bug.cgi?id=549763

Fix bug with driver crashing during unload and sli4 aborting a ct cmd. (CR: 96598)

Signed-off-by: Jarod Wilson <jarod@redhat.com>

diff --git a/drivers/scsi/lpfc/lpfc_ioctl.c b/drivers/scsi/lpfc/lpfc_ioctl.c
index 3e4b588..880afc5 100644
--- a/drivers/scsi/lpfc/lpfc_ioctl.c
+++ b/drivers/scsi/lpfc/lpfc_ioctl.c
@@ -1887,7 +1887,8 @@ lpfcdfc_ct_unsol_event(struct lpfc_hba * phba,
 	struct lpfc_dmabuf *bdeBuf2 = piocbq->context3;
 	struct lpfc_hbq_entry *hbqe;
 
-	BUG_ON(&dfchba->node == &lpfcdfc_hosts);
+	if (&dfchba->node == &lpfcdfc_hosts)
+		return;
 	INIT_LIST_HEAD(&head);
 	list_add_tail(&head, &piocbq->list);
 
@@ -2089,7 +2090,8 @@ lpfcdfc_sli4_ct_unsol_abort(struct lpfc_hba *phba,
 	int idx;
 
 	dfchba = lpfcdfc_host_from_hba(phba);
-	BUG_ON(&dfchba->node == &lpfcdfc_hosts);
+	if (&dfchba->node == &lpfcdfc_hosts)
+		return;
 
 	if (piocbq->iocb.ulpBdeCount == 0 ||
 	    piocbq->iocb.un.cont64[0].tus.f.bdeSize == 0)