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authorDavid Milburn <dmilburn@redhat.com>2020-09-03 00:42:53 +0200
committerChristoph Hellwig <hch@lst.de>2020-09-08 19:46:29 +0200
commitceb1e0874dba5cbfc4e0b4145796a4bfb3716e6a (patch)
treea62b4ab8d3ada04d2872f8e82fa4e56b34e028fe /drivers
parentnvme-rdma: cancel async events before freeing event struct (diff)
downloadlinux-ceb1e0874dba5cbfc4e0b4145796a4bfb3716e6a.tar.xz
linux-ceb1e0874dba5cbfc4e0b4145796a4bfb3716e6a.zip
nvme-tcp: cancel async events before freeing event struct
Cancel async event work in case async event has been queued up, and nvme_tcp_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')
-rw-r--r--drivers/nvme/host/tcp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
index 873d6afcbc9e..245a73d0a1ca 100644
--- a/drivers/nvme/host/tcp.c
+++ b/drivers/nvme/host/tcp.c
@@ -1597,6 +1597,7 @@ static struct blk_mq_tag_set *nvme_tcp_alloc_tagset(struct nvme_ctrl *nctrl,
static void nvme_tcp_free_admin_queue(struct nvme_ctrl *ctrl)
{
if (to_tcp_ctrl(ctrl)->async_req.pdu) {
+ cancel_work_sync(&ctrl->async_event_work);
nvme_tcp_free_async_req(to_tcp_ctrl(ctrl));
to_tcp_ctrl(ctrl)->async_req.pdu = NULL;
}