178 		struct iv_tcw_private tcw;  member
604 	struct iv_tcw_private *tcw = &cc->iv_gen_private.tcw;  in crypt_iv_tcw_dtr()  local
606 	kfree_sensitive(tcw->iv_seed);  in crypt_iv_tcw_dtr()
607 	tcw->iv_seed = NULL;  in crypt_iv_tcw_dtr()
608 	kfree_sensitive(tcw->whitening);  in crypt_iv_tcw_dtr()
609 	tcw->whitening = NULL;  in crypt_iv_tcw_dtr()
615 	struct iv_tcw_private *tcw = &cc->iv_gen_private.tcw;  in crypt_iv_tcw_ctr()  local
627 	tcw->iv_seed = kzalloc(cc->iv_size, GFP_KERNEL);  in crypt_iv_tcw_ctr()
628 	tcw->whitening = kzalloc(TCW_WHITENING_SIZE, GFP_KERNEL);  in crypt_iv_tcw_ctr()
629 	if (!tcw->iv_seed || !tcw->whitening) {  in crypt_iv_tcw_ctr()
640 	struct iv_tcw_private *tcw = &cc->iv_gen_private.tcw;  in crypt_iv_tcw_init()  local
643 	memcpy(tcw->iv_seed, &cc->key[key_offset], cc->iv_size);  in crypt_iv_tcw_init()
644 	memcpy(tcw->whitening, &cc->key[key_offset + cc->iv_size],  in crypt_iv_tcw_init()
652 	struct iv_tcw_private *tcw = &cc->iv_gen_private.tcw;  in crypt_iv_tcw_wipe()  local
654 	memset(tcw->iv_seed, 0, cc->iv_size);  in crypt_iv_tcw_wipe()
655 	memset(tcw->whitening, 0, TCW_WHITENING_SIZE);  in crypt_iv_tcw_wipe()
663 	struct iv_tcw_private *tcw = &cc->iv_gen_private.tcw;  in crypt_iv_tcw_whitening()  local
669 	crypto_xor_cpy(buf, tcw->whitening, (u8 *)&sector, 8);  in crypt_iv_tcw_whitening()
670 	crypto_xor_cpy(&buf[8], tcw->whitening + 8, (u8 *)&sector, 8);  in crypt_iv_tcw_whitening()
688 	struct iv_tcw_private *tcw = &cc->iv_gen_private.tcw;  in crypt_iv_tcw_gen()  local
701 	crypto_xor_cpy(iv, tcw->iv_seed, (u8 *)&sector, 8);  in crypt_iv_tcw_gen()
703 		crypto_xor_cpy(&iv[8], tcw->iv_seed + 8, (u8 *)&sector,  in crypt_iv_tcw_gen()