297 	struct skcipher_instance *inst = skcipher_alg_instance(tfm);  in xts_init_tfm()  local
298 	struct xts_instance_ctx *ictx = skcipher_instance_ctx(inst);  in xts_init_tfm()
331 static void xts_free_instance(struct skcipher_instance *inst)  in xts_free_instance()  argument
333 	struct xts_instance_ctx *ictx = skcipher_instance_ctx(inst);  in xts_free_instance()
336 	kfree(inst);  in xts_free_instance()
341 	struct skcipher_instance *inst;  in xts_create()  local
356 	inst = kzalloc(sizeof(*inst) + sizeof(*ctx), GFP_KERNEL);  in xts_create()
357 	if (!inst)  in xts_create()
360 	ctx = skcipher_instance_ctx(inst);  in xts_create()
362 	err = crypto_grab_skcipher(&ctx->spawn, skcipher_crypto_instance(inst),  in xts_create()
371 					   skcipher_crypto_instance(inst),  in xts_create()
387 	err = crypto_inst_setname(skcipher_crypto_instance(inst), "xts",  in xts_create()
410 		if (snprintf(inst->alg.base.cra_name, CRYPTO_MAX_ALG_NAME,  in xts_create()
418 	inst->alg.base.cra_priority = alg->base.cra_priority;  in xts_create()
419 	inst->alg.base.cra_blocksize = XTS_BLOCK_SIZE;  in xts_create()
420 	inst->alg.base.cra_alignmask = alg->base.cra_alignmask |  in xts_create()
423 	inst->alg.ivsize = XTS_BLOCK_SIZE;  in xts_create()
424 	inst->alg.min_keysize = crypto_skcipher_alg_min_keysize(alg) * 2;  in xts_create()
425 	inst->alg.max_keysize = crypto_skcipher_alg_max_keysize(alg) * 2;  in xts_create()
427 	inst->alg.base.cra_ctxsize = sizeof(struct xts_tfm_ctx);  in xts_create()
429 	inst->alg.init = xts_init_tfm;  in xts_create()
430 	inst->alg.exit = xts_exit_tfm;  in xts_create()
432 	inst->alg.setkey = xts_setkey;  in xts_create()
433 	inst->alg.encrypt = xts_encrypt;  in xts_create()
434 	inst->alg.decrypt = xts_decrypt;  in xts_create()
436 	inst->free = xts_free_instance;  in xts_create()
438 	err = skcipher_register_instance(tmpl, inst);  in xts_create()
441 		xts_free_instance(inst);  in xts_create()