From a5b151d11cdf8b88ccace32fa0bd23962cbca20a Mon Sep 17 00:00:00 2001 From: Herbert Xu Date: Wed, 3 Jun 2015 14:49:32 +0800 Subject: [PATCH] crypto: rng - Remove krng This patch removes krng so that DRBG can take its place. Signed-off-by: Herbert Xu --- crypto/Makefile | 1 - crypto/krng.c | 61 ------------------------------------------------- 2 files changed, 62 deletions(-) delete mode 100644 crypto/krng.c diff --git a/crypto/Makefile b/crypto/Makefile index e6cf6a5426ab..83b3c4496ec7 100644 --- a/crypto/Makefile +++ b/crypto/Makefile @@ -95,7 +95,6 @@ obj-$(CONFIG_CRYPTO_LZ4) += lz4.o obj-$(CONFIG_CRYPTO_LZ4HC) += lz4hc.o obj-$(CONFIG_CRYPTO_842) += 842.o obj-$(CONFIG_CRYPTO_RNG2) += rng.o -obj-$(CONFIG_CRYPTO_RNG2) += krng.o obj-$(CONFIG_CRYPTO_ANSI_CPRNG) += ansi_cprng.o obj-$(CONFIG_CRYPTO_DRBG) += drbg.o CFLAGS_jitterentropy.o = -O0 diff --git a/crypto/krng.c b/crypto/krng.c deleted file mode 100644 index 40ed78e32fa5..000000000000 --- a/crypto/krng.c +++ /dev/null @@ -1,61 +0,0 @@ -/* - * RNG implementation using standard kernel RNG. - * - * Copyright (c) 2008 Herbert Xu - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * any later version. - * - */ - -#include -#include -#include -#include -#include - -static int krng_generate(struct crypto_rng *tfm, - const u8 *src, unsigned int slen, - u8 *rdata, unsigned int dlen) -{ - get_random_bytes(rdata, dlen); - return 0; -} - -static int krng_seed(struct crypto_rng *tfm, const u8 *seed, unsigned int slen) -{ - return 0; -} - -static struct rng_alg krng_alg = { - .generate = krng_generate, - .seed = krng_seed, - .base = { - .cra_name = "stdrng", - .cra_driver_name = "krng", - .cra_priority = 200, - .cra_module = THIS_MODULE, - } -}; - - -/* Module initalization */ -static int __init krng_mod_init(void) -{ - return crypto_register_rng(&krng_alg); -} - -static void __exit krng_mod_fini(void) -{ - crypto_unregister_rng(&krng_alg); -} - -module_init(krng_mod_init); -module_exit(krng_mod_fini); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("Kernel Random Number Generator"); -MODULE_ALIAS_CRYPTO("stdrng"); -MODULE_ALIAS_CRYPTO("krng"); -- 2.34.1