From patchwork Sun Apr 15 04:15:41 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Joao Moreira X-Patchwork-Id: 10341467 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id E16E6603EE for ; Sun, 15 Apr 2018 04:16:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D8CD925D99 for ; Sun, 15 Apr 2018 04:16:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CD38027D4A; Sun, 15 Apr 2018 04:16:47 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from mother.openwall.net (mother.openwall.net [195.42.179.200]) by mail.wl.linuxfoundation.org (Postfix) with SMTP id 70C1725D99 for ; Sun, 15 Apr 2018 04:16:46 +0000 (UTC) Received: (qmail 2031 invoked by uid 550); 15 Apr 2018 04:16:14 -0000 Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Delivered-To: mailing list kernel-hardening@lists.openwall.com Received: (qmail 1912 invoked from network); 15 Apr 2018 04:16:12 -0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de From: Joao Moreira To: kernel-hardening@lists.openwall.com Cc: linux-kernel@vger.kernel.org, x86@kernel.org, herbert@gondor.apana.org.au, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, gregkh@linuxfoundation.org, keescook@chromium.org Subject: [PATCH 3/4] x86/crypto: serpent: Fix function prototypes Date: Sun, 15 Apr 2018 01:15:41 -0300 Message-Id: <20180415041542.5364-4-jmoreira@suse.de> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20180415041542.5364-1-jmoreira@suse.de> References: <20180415041542.5364-1-jmoreira@suse.de> MIME-Version: 1.0 X-Virus-Scanned: ClamAV using ClamSMTP Convert the use of 'struct serpent_ctx *' to 'void *' in prototypes of functions which are referenced through 'struct common_glue_func_entry', making their prototypes match those of this struct and, consequently, turning them compatible with CFI requirements. Whenever needed, cast 'void *' to 'struct serpent_ctx *'. Signed-off-by: João Moreira --- arch/x86/crypto/serpent_avx2_glue.c | 14 ++++++-------- arch/x86/crypto/serpent_avx_glue.c | 19 ++++++++----------- arch/x86/include/asm/crypto/serpent-avx.h | 25 +++++++++++-------------- arch/x86/include/asm/crypto/serpent-sse2.h | 30 ++++++++++++------------------ 4 files changed, 37 insertions(+), 51 deletions(-) diff --git a/arch/x86/crypto/serpent_avx2_glue.c b/arch/x86/crypto/serpent_avx2_glue.c index 870f6d812a2d..17d89b4521ac 100644 --- a/arch/x86/crypto/serpent_avx2_glue.c +++ b/arch/x86/crypto/serpent_avx2_glue.c @@ -27,18 +27,16 @@ #define SERPENT_AVX2_PARALLEL_BLOCKS 16 /* 16-way AVX2 parallel cipher functions */ -asmlinkage void serpent_ecb_enc_16way(struct serpent_ctx *ctx, u8 *dst, - const u8 *src); -asmlinkage void serpent_ecb_dec_16way(struct serpent_ctx *ctx, u8 *dst, - const u8 *src); +asmlinkage void serpent_ecb_enc_16way(void *ctx, u8 *dst, const u8 *src); +asmlinkage void serpent_ecb_dec_16way(void *ctx, u8 *dst, const u8 *src); asmlinkage void serpent_cbc_dec_16way(void *ctx, u128 *dst, const u128 *src); asmlinkage void serpent_ctr_16way(void *ctx, u128 *dst, const u128 *src, le128 *iv); -asmlinkage void serpent_xts_enc_16way(struct serpent_ctx *ctx, u8 *dst, - const u8 *src, le128 *iv); -asmlinkage void serpent_xts_dec_16way(struct serpent_ctx *ctx, u8 *dst, - const u8 *src, le128 *iv); +asmlinkage void serpent_xts_enc_16way(void *ctx, u8 *dst, const u8 *src, + le128 *iv); +asmlinkage void serpent_xts_dec_16way(void *ctx, u8 *dst, const u8 *src, + le128 *iv); static const struct common_glue_ctx serpent_enc = { .num_funcs = 3, diff --git a/arch/x86/crypto/serpent_avx_glue.c b/arch/x86/crypto/serpent_avx_glue.c index 6f778d3daa22..0d234458a734 100644 --- a/arch/x86/crypto/serpent_avx_glue.c +++ b/arch/x86/crypto/serpent_avx_glue.c @@ -41,28 +41,25 @@ #include /* 8-way parallel cipher functions */ -asmlinkage void serpent_ecb_enc_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src); +asmlinkage void serpent_ecb_enc_8way_avx(void *ctx, u8 *dst, const u8 *src); EXPORT_SYMBOL_GPL(serpent_ecb_enc_8way_avx); -asmlinkage void serpent_ecb_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src); +asmlinkage void serpent_ecb_dec_8way_avx(void *ctx, u8 *dst, const u8 *src); EXPORT_SYMBOL_GPL(serpent_ecb_dec_8way_avx); -asmlinkage void serpent_cbc_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src); +asmlinkage void serpent_cbc_dec_8way_avx(void *ctx, u8 *dst, const u8 *src); EXPORT_SYMBOL_GPL(serpent_cbc_dec_8way_avx); -asmlinkage void serpent_ctr_8way_avx(struct serpent_ctx *ctx, u8 *dst, +asmlinkage void serpent_ctr_8way_avx(void *ctx, u8 *dst, const u8 *src, le128 *iv); EXPORT_SYMBOL_GPL(serpent_ctr_8way_avx); -asmlinkage void serpent_xts_enc_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src, le128 *iv); +asmlinkage void serpent_xts_enc_8way_avx(void *ctx, u8 *dst, const u8 *src, + le128 *iv); EXPORT_SYMBOL_GPL(serpent_xts_enc_8way_avx); -asmlinkage void serpent_xts_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src, le128 *iv); +asmlinkage void serpent_xts_dec_8way_avx(void *ctx, u8 *dst, const u8 *src, + le128 *iv); EXPORT_SYMBOL_GPL(serpent_xts_dec_8way_avx); void __serpent_crypt_ctr(void *ctx, u128 *dst, const u128 *src, le128 *iv) diff --git a/arch/x86/include/asm/crypto/serpent-avx.h b/arch/x86/include/asm/crypto/serpent-avx.h index c958b7bd0fcb..c92cb0cc1f8b 100644 --- a/arch/x86/include/asm/crypto/serpent-avx.h +++ b/arch/x86/include/asm/crypto/serpent-avx.h @@ -17,20 +17,17 @@ struct serpent_xts_ctx { struct serpent_ctx crypt_ctx; }; -asmlinkage void serpent_ecb_enc_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src); -asmlinkage void serpent_ecb_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src); - -asmlinkage void serpent_cbc_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src); -asmlinkage void serpent_ctr_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src, le128 *iv); - -asmlinkage void serpent_xts_enc_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src, le128 *iv); -asmlinkage void serpent_xts_dec_8way_avx(struct serpent_ctx *ctx, u8 *dst, - const u8 *src, le128 *iv); +asmlinkage void serpent_ecb_enc_8way_avx(void *ctx, u8 *dst, const u8 *src); +asmlinkage void serpent_ecb_dec_8way_avx(void *ctx, u8 *dst, const u8 *src); + +asmlinkage void serpent_cbc_dec_8way_avx(void *ctx, u8 *dst, const u8 *src); +asmlinkage void serpent_ctr_8way_avx(void *ctx, u8 *dst, const u8 *src, + le128 *iv); + +asmlinkage void serpent_xts_enc_8way_avx(void *ctx, u8 *dst, const u8 *src, + le128 *iv); +asmlinkage void serpent_xts_dec_8way_avx(void *ctx, u8 *dst, const u8 *src, + le128 *iv); extern void __serpent_crypt_ctr(void *ctx, u128 *dst, const u128 *src, le128 *iv); diff --git a/arch/x86/include/asm/crypto/serpent-sse2.h b/arch/x86/include/asm/crypto/serpent-sse2.h index 1a345e8a7496..69b14fda1f4c 100644 --- a/arch/x86/include/asm/crypto/serpent-sse2.h +++ b/arch/x86/include/asm/crypto/serpent-sse2.h @@ -14,22 +14,19 @@ asmlinkage void __serpent_enc_blk_4way(struct serpent_ctx *ctx, u8 *dst, asmlinkage void serpent_dec_blk_4way(struct serpent_ctx *ctx, u8 *dst, const u8 *src); -static inline void serpent_enc_blk_xway(struct serpent_ctx *ctx, u8 *dst, - const u8 *src) +static inline void serpent_enc_blk_xway(void *ctx, u8 *dst, const u8 *src) { - __serpent_enc_blk_4way(ctx, dst, src, false); + __serpent_enc_blk_4way((struct serpent_ctx *) ctx, dst, src, false); } -static inline void serpent_enc_blk_xway_xor(struct serpent_ctx *ctx, u8 *dst, - const u8 *src) +static inline void serpent_enc_blk_xway_xor(void *ctx, u8 *dst, const u8 *src) { - __serpent_enc_blk_4way(ctx, dst, src, true); + __serpent_enc_blk_4way((struct serpent_ctx *) ctx, dst, src, true); } -static inline void serpent_dec_blk_xway(struct serpent_ctx *ctx, u8 *dst, - const u8 *src) +static inline void serpent_dec_blk_xway(void *ctx, u8 *dst, const u8 *src) { - serpent_dec_blk_4way(ctx, dst, src); + serpent_dec_blk_4way((struct serpent_ctx *) ctx, dst, src); } #else @@ -41,22 +38,19 @@ asmlinkage void __serpent_enc_blk_8way(struct serpent_ctx *ctx, u8 *dst, asmlinkage void serpent_dec_blk_8way(struct serpent_ctx *ctx, u8 *dst, const u8 *src); -static inline void serpent_enc_blk_xway(struct serpent_ctx *ctx, u8 *dst, - const u8 *src) +static inline void serpent_enc_blk_xway(void *ctx, u8 *dst, const u8 *src) { - __serpent_enc_blk_8way(ctx, dst, src, false); + __serpent_enc_blk_8way((struct serpent_ctx *) ctx, dst, src, false); } -static inline void serpent_enc_blk_xway_xor(struct serpent_ctx *ctx, u8 *dst, - const u8 *src) +static inline void serpent_enc_blk_xway_xor(void *ctx, u8 *dst, const u8 *src) { - __serpent_enc_blk_8way(ctx, dst, src, true); + __serpent_enc_blk_8way((struct serpent_ctx *) ctx, dst, src, true); } -static inline void serpent_dec_blk_xway(struct serpent_ctx *ctx, u8 *dst, - const u8 *src) +static inline void serpent_dec_blk_xway(void *ctx, u8 *dst, const u8 *src) { - serpent_dec_blk_8way(ctx, dst, src); + serpent_dec_blk_8way((struct serpent_ctx *) ctx, dst, src); } #endif