1 files changed, 7 insertions, 0 deletions

diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 403b8c46085e..6f20d339e33a 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -582,6 +582,13 @@ static void batadv_softif_free(struct net_device *dev)
 {
         batadv_debugfs_del_meshif(dev);
         batadv_mesh_free(dev);
+
+        /* some scheduled RCU callbacks need the bat_priv struct to accomplish
+         * their tasks. Wait for them all to be finished before freeing the
+         * netdev and its private data (bat_priv)
+         */
+        rcu_barrier();
+
         free_netdev(dev);
 }