When we unregister our event handler as a prelude to removing our
device, we need to go ahead and flush the ipoib_workqueue to make sure
there are no delayed flushes for the device we are getting ready to
remove.
Signed-off-by: Doug Ledford <dledford@xxxxxxxxxx>
---
drivers/infiniband/ulp/ipoib/ipoib_main.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 6bad17d4d58..8810514cf40 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -1643,6 +1643,7 @@ sysfs_failed:
register_failed:
ib_unregister_event_handler(&priv->event_handler);
+ flush_workqueue(ipoib_workqueue);
/* Stop GC if started before flush */
set_bit(IPOIB_STOP_NEIGH_GC, &priv->flags);
cancel_delayed_work(&priv->neigh_reap_task);
@@ -1709,6 +1710,7 @@ static void ipoib_remove_one(struct ib_device *device)
list_for_each_entry_safe(priv, tmp, dev_list, list) {
ib_unregister_event_handler(&priv->event_handler);
+ flush_workqueue(ipoib_workqueue);
rtnl_lock();
dev_change_flags(priv->dev, priv->dev->flags & ~IFF_UP);
--
2.1.0
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