From: Benjamin Berg benjamin.berg@intel.com
[ Upstream commit 8e9cd85139a2149d5a7c121b05e0cdb8287311f9 ]
Mark the device as not registered anymore when scheduling the work to remove it. Otherwise we could end up scheduling the work multiple times in a row, including scheduling it while it is already running.
Fixes: af9fb41ed315 ("um: virtio_uml: Fix broken device handling in time-travel") Signed-off-by: Benjamin Berg benjamin.berg@intel.com Signed-off-by: Richard Weinberger richard@nod.at Signed-off-by: Sasha Levin sashal@kernel.org --- arch/um/drivers/virtio_uml.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/um/drivers/virtio_uml.c b/arch/um/drivers/virtio_uml.c index 82ff3785bf69f..c16ae3676ee08 100644 --- a/arch/um/drivers/virtio_uml.c +++ b/arch/um/drivers/virtio_uml.c @@ -168,6 +168,8 @@ static void vhost_user_check_reset(struct virtio_uml_device *vu_dev, if (!vu_dev->registered) return;
+ vu_dev->registered = 0; + virtio_break_device(&vu_dev->vdev); schedule_work(&pdata->conn_broken_wk); }