oldtb 1733 net/ipv4/fib_trie.c struct fib_table *fib_trie_unmerge(struct fib_table *oldtb) oldtb 1735 net/ipv4/fib_trie.c struct trie *ot = (struct trie *)oldtb->tb_data; oldtb 1742 net/ipv4/fib_trie.c if (oldtb->tb_data == oldtb->__data) oldtb 1743 net/ipv4/fib_trie.c return oldtb;