]> git.openfabrics.org - ~shefty/rdma-dev.git/blobdiff - security/selinux/netnode.c
selinux: fix sel_netnode_insert() suspicious rcu dereference
[~shefty/rdma-dev.git] / security / selinux / netnode.c
index 28f911cdd7c79dc292171fea10385adad51a27eb..c5454c0477c346e4d814f5ff209feba86e5b86ad 100644 (file)
@@ -174,7 +174,8 @@ static void sel_netnode_insert(struct sel_netnode *node)
        if (sel_netnode_hash[idx].size == SEL_NETNODE_HASH_BKT_LIMIT) {
                struct sel_netnode *tail;
                tail = list_entry(
-                       rcu_dereference(sel_netnode_hash[idx].list.prev),
+                       rcu_dereference_protected(sel_netnode_hash[idx].list.prev,
+                                                 lockdep_is_held(&sel_netnode_lock)),
                        struct sel_netnode, list);
                list_del_rcu(&tail->list);
                kfree_rcu(tail, rcu);