From: David Milburn dmilburn@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 dmilburn@redhat.com Reviewed-by: Keith Busch kbusch@kernel.org Reviewed-by: Sagi Grimberg sagi@grimberg.me Signed-off-by: Christoph Hellwig hch@lst.de Signed-off-by: Sasha Levin sashal@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 1a2b6910509ca..92c966ac34c20 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -2158,6 +2158,7 @@ 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++) { __nvme_fc_exit_request(ctrl, aen_op);