267 	struct skcipher_instance *inst = skcipher_alg_instance(tfm);  in lrw_init_tfm()  local
268 	struct crypto_skcipher_spawn *spawn = skcipher_instance_ctx(inst);  in lrw_init_tfm()
293 static void lrw_free_instance(struct skcipher_instance *inst)  in lrw_free_instance()  argument
295 	crypto_drop_skcipher(skcipher_instance_ctx(inst));  in lrw_free_instance()
296 	kfree(inst);  in lrw_free_instance()
302 	struct skcipher_instance *inst;  in lrw_create()  local
317 	inst = kzalloc(sizeof(*inst) + sizeof(*spawn), GFP_KERNEL);  in lrw_create()
318 	if (!inst)  in lrw_create()
321 	spawn = skcipher_instance_ctx(inst);  in lrw_create()
323 	err = crypto_grab_skcipher(spawn, skcipher_crypto_instance(inst),  in lrw_create()
332 					   skcipher_crypto_instance(inst),  in lrw_create()
348 	err = crypto_inst_setname(skcipher_crypto_instance(inst), "lrw",  in lrw_create()
371 		if (snprintf(inst->alg.base.cra_name, CRYPTO_MAX_ALG_NAME,  in lrw_create()
379 	inst->alg.base.cra_priority = alg->base.cra_priority;  in lrw_create()
380 	inst->alg.base.cra_blocksize = LRW_BLOCK_SIZE;  in lrw_create()
381 	inst->alg.base.cra_alignmask = alg->base.cra_alignmask |  in lrw_create()
384 	inst->alg.ivsize = LRW_BLOCK_SIZE;  in lrw_create()
385 	inst->alg.min_keysize = crypto_skcipher_alg_min_keysize(alg) +  in lrw_create()
387 	inst->alg.max_keysize = crypto_skcipher_alg_max_keysize(alg) +  in lrw_create()
390 	inst->alg.base.cra_ctxsize = sizeof(struct lrw_tfm_ctx);  in lrw_create()
392 	inst->alg.init = lrw_init_tfm;  in lrw_create()
393 	inst->alg.exit = lrw_exit_tfm;  in lrw_create()
395 	inst->alg.setkey = lrw_setkey;  in lrw_create()
396 	inst->alg.encrypt = lrw_encrypt;  in lrw_create()
397 	inst->alg.decrypt = lrw_decrypt;  in lrw_create()
399 	inst->free = lrw_free_instance;  in lrw_create()
401 	err = skcipher_register_instance(tmpl, inst);  in lrw_create()
404 		lrw_free_instance(inst);  in lrw_create()