Commit 2ce87cc5 authored Jan 23, 2018 by Quinn Tran Committed by Martin K. Petersen Jan 30, 2018

scsi: qla2xxx: Fix memory corruption during hba reset test



This patch fixes memory corrpution while performing HBA Reset test.

Following stack trace is seen:

[  466.397219] BUG: unable to handle kernel NULL pointer dereference at 0000000000000020
[  466.433669] IP: [<ffffffffc06f5dd0>] qlt_free_session_done+0x260/0x5f0 [qla2xxx]
[  466.467731] PGD 0
[  466.476718] Oops: 0000 [#1] SMP

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

parent 4a8842de

drivers/scsi/qla2xxx/qla_os.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -3625,6 +3625,8 @@ qla2x00_remove_one(struct pci_dev *pdev)
		}
		qla2x00_wait_for_hba_ready(base_vha);

		qla2x00_wait_for_sess_deletion(base_vha);

		/*
		* if UNLOAD flag is already set, then continue unload,
		* where it was set first.

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