57 static inline int _key_to_kb(struct key_blob *kb,  in _key_to_kb()  argument
75 		memset(kb->keybuf, 0, sizeof(kb->keybuf));  in _key_to_kb()
76 		h = (struct clearkey_header *) kb->keybuf;  in _key_to_kb()
80 		memcpy(kb->keybuf + sizeof(*h), key, keylen);  in _key_to_kb()
81 		kb->keylen = sizeof(*h) + keylen;  in _key_to_kb()
82 		kb->key = kb->keybuf;  in _key_to_kb()
86 		if (keylen <= sizeof(kb->keybuf))  in _key_to_kb()
87 			kb->key = kb->keybuf;  in _key_to_kb()
89 			kb->key = kmalloc(keylen, GFP_KERNEL);  in _key_to_kb()
90 			if (!kb->key)  in _key_to_kb()
93 		memcpy(kb->key, key, keylen);  in _key_to_kb()
94 		kb->keylen = keylen;  in _key_to_kb()
101 static inline void _free_kb_keybuf(struct key_blob *kb)  in _free_kb_keybuf()  argument
103 	if (kb->key && kb->key != kb->keybuf  in _free_kb_keybuf()
104 	    && kb->keylen > sizeof(kb->keybuf)) {  in _free_kb_keybuf()
105 		kfree(kb->key);  in _free_kb_keybuf()
106 		kb->key = NULL;  in _free_kb_keybuf()
111 	struct key_blob kb;  member
118 	struct key_blob kb[2];  member
124 static inline int __paes_keyblob2pkey(struct key_blob *kb,  in __paes_keyblob2pkey()  argument
131 		ret = pkey_keyblob2pkey(kb->key, kb->keylen, pk);  in __paes_keyblob2pkey()
143 	if (__paes_keyblob2pkey(&ctx->kb, &pkey))  in __paes_convert_key()
157 	ctx->kb.key = NULL;  in ecb_paes_init()
167 	_free_kb_keybuf(&ctx->kb);  in ecb_paes_exit()
194 	_free_kb_keybuf(&ctx->kb);  in ecb_paes_set_key()
195 	rc = _key_to_kb(&ctx->kb, in_key, key_len);  in ecb_paes_set_key()
223 		n = nbytes & ~(AES_BLOCK_SIZE - 1);  in ecb_paes_crypt()
252 	.base.cra_priority	=	401,	/* combo: aes + ecb + 1 */
270 	ctx->kb.key = NULL;  in cbc_paes_init()
280 	_free_kb_keybuf(&ctx->kb);  in cbc_paes_exit()
307 	_free_kb_keybuf(&ctx->kb);  in cbc_paes_set_key()
308 	rc = _key_to_kb(&ctx->kb, in_key, key_len);  in cbc_paes_set_key()
338 		n = nbytes & ~(AES_BLOCK_SIZE - 1);  in cbc_paes_crypt()
369 	.base.cra_priority	=	402,	/* ecb-paes-s390 + 1 */
388 	ctx->kb[0].key = NULL;  in xts_paes_init()
389 	ctx->kb[1].key = NULL;  in xts_paes_init()
399 	_free_kb_keybuf(&ctx->kb[0]);  in xts_paes_exit()
400 	_free_kb_keybuf(&ctx->kb[1]);  in xts_paes_exit()
407 	if (__paes_keyblob2pkey(&ctx->kb[0], &pkey0) ||  in __xts_paes_convert_key()
408 	    __paes_keyblob2pkey(&ctx->kb[1], &pkey1))  in __xts_paes_convert_key()
413 	memcpy(&ctx->pk[1], &pkey1, sizeof(pkey1));  in __xts_paes_convert_key()
426 	if (ctx->pk[0].type != ctx->pk[1].type)  in __xts_paes_set_key()
453 	_free_kb_keybuf(&ctx->kb[0]);  in xts_paes_set_key()
454 	_free_kb_keybuf(&ctx->kb[1]);  in xts_paes_set_key()
455 	rc = _key_to_kb(&ctx->kb[0], in_key, key_len);  in xts_paes_set_key()
458 	rc = _key_to_kb(&ctx->kb[1], in_key + key_len, key_len);  in xts_paes_set_key()
474 	memcpy(ckey + ckey_len, ctx->pk[1].protkey, ckey_len);  in xts_paes_set_key()
507 	memcpy(pcc_param.key + offset, ctx->pk[1].protkey, keylen);  in xts_paes_crypt()
515 		n = nbytes & ~(AES_BLOCK_SIZE - 1);  in xts_paes_crypt()
546 	.base.cra_priority	=	402,	/* ecb-paes-s390 + 1 */
565 	ctx->kb.key = NULL;  in ctr_paes_init()
575 	_free_kb_keybuf(&ctx->kb);  in ctr_paes_exit()
603 	_free_kb_keybuf(&ctx->kb);  in ctr_paes_set_key()
604 	rc = _key_to_kb(&ctx->kb, in_key, key_len);  in ctr_paes_set_key()
617 	n = (nbytes > PAGE_SIZE) ? PAGE_SIZE : nbytes & ~(AES_BLOCK_SIZE - 1);  in __ctrblk_init()
618 	for (i = (n / AES_BLOCK_SIZE) - 1; i > 0; i--) {  in __ctrblk_init()
679 		while (1) {  in ctr_paes_crypt()
701 	.base.cra_priority	=	402,	/* ecb-paes-s390 + 1 */
702 	.base.cra_blocksize	=	1,