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-rw-r--r--net/hsr/hsr_device.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/hsr/hsr_device.c b/net/hsr/hsr_device.c
index a138d75..44d2746 100644
--- a/net/hsr/hsr_device.c
+++ b/net/hsr/hsr_device.c
@@ -359,8 +359,11 @@ static void hsr_dev_destroy(struct net_device *hsr_dev)
struct hsr_port *port;
hsr = netdev_priv(hsr_dev);
+
+ rtnl_lock();
hsr_for_each_port(hsr, port)
hsr_del_port(port);
+ rtnl_unlock();
del_timer_sync(&hsr->prune_timer);
del_timer_sync(&hsr->announce_timer);
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