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From cf462e18838a8bf5cd1d450cc348d3252ca00b5c Mon Sep 17 00:00:00 2001
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From: Himanshu Madhani <hmadhani@redhat.com>
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Date: Thu, 1 Aug 2019 15:55:05 -0400
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Subject: [PATCH 045/124] [scsi] scsi: qla2xxx: Set the qpair in SRB to NULL
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when SRB is released
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Message-id: <20190801155618.12650-46-hmadhani@redhat.com>
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Patchwork-id: 267822
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O-Subject: [RHEL 7.8 e-stor PATCH 045/118] scsi: qla2xxx: Set the qpair in SRB to NULL when SRB is released
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Bugzilla: 1729270
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RH-Acked-by: Jarod Wilson <jarod@redhat.com>
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RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
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From: Giridhar Malavali <gmalavali@marvell.com>
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Bugzilla 1729270
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This patch sets QPair pointer to NULL to prevent abort command racing ahead
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of normal command completion handling during scsi_done call.
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Signed-off-by: Giridhar Malavali <gmalavali@marvell.com>
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Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
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Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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(cherry picked from commit ae6ccb0f8153fe9e3b9287a74aa9742ea212e89c)
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Signed-off-by: Himanshu Madhani <hmadhani@redhat.com>
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Signed-off-by: Jan Stancek <jstancek@redhat.com>
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---
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drivers/scsi/qla2xxx/qla_inline.h | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h
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index e396dd14ab5f..98f544fe8788 100644
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--- a/drivers/scsi/qla2xxx/qla_inline.h
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+++ b/drivers/scsi/qla2xxx/qla_inline.h
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@@ -240,6 +240,7 @@ done:
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static inline void
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qla2xxx_rel_qpair_sp(struct qla_qpair *qpair, srb_t *sp)
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{
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+ sp->qpair = NULL;
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mempool_free(sp, qpair->srb_mempool);
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QLA_QPAIR_MARK_NOT_BUSY(qpair);
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}
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--
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2.13.6
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