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-rw-r--r--net/core/fib_notifier.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/core/fib_notifier.c b/net/core/fib_notifier.c
index 6b8cd494574f..0c048bdeb016 100644
--- a/net/core/fib_notifier.c
+++ b/net/core/fib_notifier.c
@@ -34,12 +34,14 @@ static unsigned int fib_seq_sum(void)
rtnl_lock();
for_each_net(net) {
- list_for_each_entry(ops, &net->fib_notifier_ops, list) {
+ rcu_read_lock();
+ list_for_each_entry_rcu(ops, &net->fib_notifier_ops, list) {
if (!try_module_get(ops->owner))
continue;
fib_seq += ops->fib_seq_read(net);
module_put(ops->owner);
}
+ rcu_read_unlock();
}
rtnl_unlock();