From 925dd04c1f9825194b9e444c12478084813b2b5d Mon Sep 17 00:00:00 2001 From: David Milburn Date: Wed, 2 Sep 2020 17:42:52 -0500 Subject: nvme-rdma: cancel async events before freeing event struct Cancel async event work in case async event has been queued up, and nvme_rdma_submit_async_event() runs after event has been freed. Signed-off-by: David Milburn Reviewed-by: Keith Busch Reviewed-by: Sagi Grimberg Signed-off-by: Christoph Hellwig --- drivers/nvme/host/rdma.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 1d8ea5305d60..3247d4ee46b1 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -835,6 +835,7 @@ static void nvme_rdma_destroy_admin_queue(struct nvme_rdma_ctrl *ctrl, blk_mq_free_tag_set(ctrl->ctrl.admin_tagset); } if (ctrl->async_event_sqe.data) { + cancel_work_sync(&ctrl->ctrl.async_event_work); nvme_rdma_free_qe(ctrl->device->dev, &ctrl->async_event_sqe, sizeof(struct nvme_command), DMA_TO_DEVICE); ctrl->async_event_sqe.data = NULL; -- cgit v1.2.3-58-ga151