From: David Milburn <dmilb...@redhat.com>

[ Upstream commit e126e8210e950bb83414c4f57b3120ddb8450742 ]

Cancel async event work in case async event has been queued up, and
nvme_fc_submit_async_event() runs after event has been freed.

Signed-off-by: David Milburn <dmilb...@redhat.com>
Reviewed-by: Keith Busch <kbu...@kernel.org>
Reviewed-by: Sagi Grimberg <s...@grimberg.me>
Signed-off-by: Christoph Hellwig <h...@lst.de>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 drivers/nvme/host/fc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c
index bb3b447c56468..73db32f97abf3 100644
--- a/drivers/nvme/host/fc.c
+++ b/drivers/nvme/host/fc.c
@@ -1791,6 +1791,7 @@ nvme_fc_term_aen_ops(struct nvme_fc_ctrl *ctrl)
        struct nvme_fc_fcp_op *aen_op;
        int i;
 
+       cancel_work_sync(&ctrl->ctrl.async_event_work);
        aen_op = ctrl->aen_ops;
        for (i = 0; i < NVME_NR_AEN_COMMANDS; i++, aen_op++) {
                if (!aen_op->fcp_req.private)
-- 
2.25.1

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