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-rw-r--r--net/ipv4/fib_trie.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 79d057a939ba..4a8e370862bc 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -186,7 +186,9 @@ static inline struct tnode *node_parent_rcu(struct node *node)
{
struct tnode *ret = node_parent(node);
- return rcu_dereference(ret);
+ return rcu_dereference_check(ret,
+ rcu_read_lock_held() ||
+ lockdep_rtnl_is_held());
}
/* Same as rcu_assign_pointer
@@ -1753,7 +1755,9 @@ static struct leaf *leaf_walk_rcu(struct tnode *p, struct node *c)
static struct leaf *trie_firstleaf(struct trie *t)
{
- struct tnode *n = (struct tnode *) rcu_dereference(t->trie);
+ struct tnode *n = (struct tnode *) rcu_dereference_check(t->trie,
+ rcu_read_lock_held() ||
+ lockdep_rtnl_is_held());
if (!n)
return NULL;