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authorDavid Milburn <dmilburn@redhat.com>2020-09-02 17:42:52 -0500
committerChristoph Hellwig <hch@lst.de>2020-09-08 19:46:29 +0200
commit925dd04c1f9825194b9e444c12478084813b2b5d (patch)
tree6dc1b600d9fc8c7105c655f98df9ce7c927e8f05 /drivers/nvme
parente126e8210e950bb83414c4f57b3120ddb8450742 (diff)
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 <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>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/rdma.c1
1 files changed, 1 insertions, 0 deletions
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;