net/ipv4/tcp_ao.c

550 	void *hash_buf = NULL;
552 	hash_buf = kmalloc(tkey_len, GFP_ATOMIC);
553 	if (!hash_buf)
585 	ahash_request_set_crypt(hp.req, NULL, hash_buf, 0);
589 	memcpy(ao_hash, hash_buf, tcp_ao_maclen(key));
591 	kfree(hash_buf);
598 	kfree(hash_buf);
610 	void *hash_buf = NULL;
612 	hash_buf = kmalloc(tkey_len, GFP_ATOMIC);
613 	if (!hash_buf)
636 	ahash_request_set_crypt(hp.req, NULL, hash_buf, 0);
640 	memcpy(ao_hash, hash_buf, tcp_ao_maclen(key));
642 	kfree(hash_buf);
649 	kfree(hash_buf);
665 	void *hash_buf = NULL;
668 	hash_buf = kmalloc(tcp_ao_digest_size(ao_key), GFP_ATOMIC);
669 	if (!hash_buf)
672 	err = tcp_v4_ao_calc_key_rsk(ao_key, hash_buf, req);
677 			      hash_buf, hash_offset, sne);
679 	kfree(hash_buf);
889 	void *hash_buf = NULL;
901 	hash_buf = kmalloc(tcp_ao_digest_size(key), GFP_ATOMIC);
902 	if (!hash_buf)
906 	tcp_ao_hash_skb(family, hash_buf, key, sk, skb, traffic_key,
908 	if (memcmp(phash, hash_buf, maclen)) {
914 		kfree(hash_buf);
920 	kfree(hash_buf);