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-rw-r--r--net/core/neighbour.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 8c54aff..96bb0a3 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -823,6 +823,8 @@ next_elt:
write_unlock_bh(&tbl->lock);
cond_resched();
write_lock_bh(&tbl->lock);
+ nht = rcu_dereference_protected(tbl->nht,
+ lockdep_is_held(&tbl->lock));
}
/* Cycle through all hash buckets every base_reachable_time/2 ticks.
* ARP entry timeouts range from 1/2 base_reachable_time to 3/2