[v2,09/11] crypto: crypto_user_stat: remove intermediate variable

Message ID	1542657210-37739-10-git-send-email-clabbe@baylibre.com (mailing list archive)
State	Changes Requested
Delegated to:	Herbert Xu
Headers	show Return-Path: <linux-crypto-owner@kernel.org> From: Corentin Labbe <clabbe@baylibre.com> To: davem@davemloft.net, ebiggers@kernel.org, herbert@gondor.apana.org.au, nhorman@tuxdriver.com Cc: linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, Corentin Labbe <clabbe@baylibre.com> Subject: [PATCH v2 09/11] crypto: crypto_user_stat: remove intermediate variable Date: Mon, 19 Nov 2018 19:53:28 +0000 Message-Id: <1542657210-37739-10-git-send-email-clabbe@baylibre.com> In-Reply-To: <1542657210-37739-1-git-send-email-clabbe@baylibre.com> References: <1542657210-37739-1-git-send-email-clabbe@baylibre.com> Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk
Series	crypto: crypto_user_stat: misc enhancement \| expand [v2,00/11] crypto: crypto_user_stat: misc enhancement [v2,01/11] crypto: move crypto_alg_get/crypto_alg_put to linux/crypto.h [v2,02/11] crypto: crypto_user_stat: made crypto_user_stat optional [v2,03/11] crypto: CRYPTO_STATS should depend on CRYPTO_USER [v2,04/11] crypto: crypto_user_stat: convert all stats from u32 to u64 [v2,05/11] crypto: crypto_user_stat: split user space crypto stat structures [v2,06/11] crypto: tool: getstat: convert user space example to the new crypto_user_stat uapi [v2,07/11] crypto: crypto_user_stat: fix use_after_free of struct xxx_request [v2,08/11] crypto: crypto_user_stat: Fix invalid stat reporting [v2,09/11] crypto: crypto_user_stat: remove intermediate variable [v2,10/11] crypto: crypto_user_stat: Split stats in multiple structures [v2,11/11] crypto: crypto_user_stat: rename err_cnt parameter

diff --git a/crypto/crypto_user_stat.c b/crypto/crypto_user_stat.c index 838123758423..7b668c659122 100644 --- a/crypto/crypto_user_stat.c +++ b/crypto/crypto_user_stat.c @@ -34,22 +34,16 @@ struct crypto_dump_info { static int crypto_report_aead(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_stat_aead raead; - u64 v64; memset(&raead, 0, sizeof(raead)); strscpy(raead.type, "aead", sizeof(raead.type)); - v64 = atomic64_read(&alg->encrypt_cnt); - raead.stat_encrypt_cnt = v64; - v64 = atomic64_read(&alg->encrypt_tlen); - raead.stat_encrypt_tlen = v64; - v64 = atomic64_read(&alg->decrypt_cnt); - raead.stat_decrypt_cnt = v64; - v64 = atomic64_read(&alg->decrypt_tlen); - raead.stat_decrypt_tlen = v64; - v64 = atomic64_read(&alg->aead_err_cnt); - raead.stat_aead_err_cnt = v64; + raead.stat_encrypt_cnt = atomic64_read(&alg->encrypt_cnt); + raead.stat_encrypt_tlen = atomic64_read(&alg->encrypt_tlen); + raead.stat_decrypt_cnt = atomic64_read(&alg->decrypt_cnt); + raead.stat_decrypt_tlen = atomic64_read(&alg->decrypt_tlen); + raead.stat_aead_err_cnt = atomic64_read(&alg->aead_err_cnt); return nla_put(skb, CRYPTOCFGA_STAT_AEAD, sizeof(raead), &raead); } @@ -57,22 +51,16 @@ static int crypto_report_aead(struct sk_buff *skb, struct crypto_alg *alg) static int crypto_report_cipher(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_stat_cipher rcipher; - u64 v64; memset(&rcipher, 0, sizeof(rcipher)); strscpy(rcipher.type, "cipher", sizeof(rcipher.type)); - v64 = atomic64_read(&alg->encrypt_cnt); - rcipher.stat_encrypt_cnt = v64; - v64 = atomic64_read(&alg->encrypt_tlen); - rcipher.stat_encrypt_tlen = v64; - v64 = atomic64_read(&alg->decrypt_cnt); - rcipher.stat_decrypt_cnt = v64; - v64 = atomic64_read(&alg->decrypt_tlen); - rcipher.stat_decrypt_tlen = v64; - v64 = atomic64_read(&alg->cipher_err_cnt); - rcipher.stat_cipher_err_cnt = v64; + rcipher.stat_encrypt_cnt = atomic64_read(&alg->encrypt_cnt); + rcipher.stat_encrypt_tlen = atomic64_read(&alg->encrypt_tlen); + rcipher.stat_decrypt_cnt = atomic64_read(&alg->decrypt_cnt); + rcipher.stat_decrypt_tlen = atomic64_read(&alg->decrypt_tlen); + rcipher.stat_cipher_err_cnt = atomic64_read(&alg->cipher_err_cnt); return nla_put(skb, CRYPTOCFGA_STAT_CIPHER, sizeof(rcipher), &rcipher); } @@ -80,21 +68,15 @@ static int crypto_report_cipher(struct sk_buff *skb, struct crypto_alg *alg) static int crypto_report_comp(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_stat_compress rcomp; - u64 v64; memset(&rcomp, 0, sizeof(rcomp)); strscpy(rcomp.type, "compression", sizeof(rcomp.type)); - v64 = atomic64_read(&alg->compress_cnt); - rcomp.stat_compress_cnt = v64; - v64 = atomic64_read(&alg->compress_tlen); - rcomp.stat_compress_tlen = v64; - v64 = atomic64_read(&alg->decompress_cnt); - rcomp.stat_decompress_cnt = v64; - v64 = atomic64_read(&alg->decompress_tlen); - rcomp.stat_decompress_tlen = v64; - v64 = atomic64_read(&alg->compress_err_cnt); - rcomp.stat_compress_err_cnt = v64; + rcomp.stat_compress_cnt = atomic64_read(&alg->compress_cnt); + rcomp.stat_compress_tlen = atomic64_read(&alg->compress_tlen); + rcomp.stat_decompress_cnt = atomic64_read(&alg->decompress_cnt); + rcomp.stat_decompress_tlen = atomic64_read(&alg->decompress_tlen); + rcomp.stat_compress_err_cnt = atomic64_read(&alg->compress_err_cnt); return nla_put(skb, CRYPTOCFGA_STAT_COMPRESS, sizeof(rcomp), &rcomp); } @@ -102,21 +84,15 @@ static int crypto_report_comp(struct sk_buff *skb, struct crypto_alg *alg) static int crypto_report_acomp(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_stat_compress racomp; - u64 v64; memset(&racomp, 0, sizeof(racomp)); strscpy(racomp.type, "acomp", sizeof(racomp.type)); - v64 = atomic64_read(&alg->compress_cnt); - racomp.stat_compress_cnt = v64; - v64 = atomic64_read(&alg->compress_tlen); - racomp.stat_compress_tlen = v64; - v64 = atomic64_read(&alg->decompress_cnt); - racomp.stat_decompress_cnt = v64; - v64 = atomic64_read(&alg->decompress_tlen); - racomp.stat_decompress_tlen = v64; - v64 = atomic64_read(&alg->compress_err_cnt); - racomp.stat_compress_err_cnt = v64; + racomp.stat_compress_cnt = atomic64_read(&alg->compress_cnt); + racomp.stat_compress_tlen = atomic64_read(&alg->compress_tlen); + racomp.stat_decompress_cnt = atomic64_read(&alg->decompress_cnt); + racomp.stat_decompress_tlen = atomic64_read(&alg->decompress_tlen); + racomp.stat_compress_err_cnt = atomic64_read(&alg->compress_err_cnt); return nla_put(skb, CRYPTOCFGA_STAT_ACOMP, sizeof(racomp), &racomp); } @@ -124,25 +100,17 @@ static int crypto_report_acomp(struct sk_buff *skb, struct crypto_alg *alg) static int crypto_report_akcipher(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_stat_akcipher rakcipher; - u64 v64; memset(&rakcipher, 0, sizeof(rakcipher)); strscpy(rakcipher.type, "akcipher", sizeof(rakcipher.type)); - v64 = atomic64_read(&alg->encrypt_cnt); - rakcipher.stat_encrypt_cnt = v64; - v64 = atomic64_read(&alg->encrypt_tlen); - rakcipher.stat_encrypt_tlen = v64; - v64 = atomic64_read(&alg->decrypt_cnt); - rakcipher.stat_decrypt_cnt = v64; - v64 = atomic64_read(&alg->decrypt_tlen); - rakcipher.stat_decrypt_tlen = v64; - v64 = atomic64_read(&alg->sign_cnt); - rakcipher.stat_sign_cnt = v64; - v64 = atomic64_read(&alg->verify_cnt); - rakcipher.stat_verify_cnt = v64; - v64 = atomic64_read(&alg->akcipher_err_cnt); - rakcipher.stat_akcipher_err_cnt = v64; + rakcipher.stat_encrypt_cnt = atomic64_read(&alg->encrypt_cnt); + rakcipher.stat_encrypt_tlen = atomic64_read(&alg->encrypt_tlen); + rakcipher.stat_decrypt_cnt = atomic64_read(&alg->decrypt_cnt); + rakcipher.stat_decrypt_tlen = atomic64_read(&alg->decrypt_tlen); + rakcipher.stat_sign_cnt = atomic64_read(&alg->sign_cnt); + rakcipher.stat_verify_cnt = atomic64_read(&alg->verify_cnt); + rakcipher.stat_akcipher_err_cnt = atomic64_read(&alg->akcipher_err_cnt); return nla_put(skb, CRYPTOCFGA_STAT_AKCIPHER, sizeof(rakcipher), &rakcipher); @@ -151,20 +119,15 @@ static int crypto_report_akcipher(struct sk_buff *skb, struct crypto_alg *alg) static int crypto_report_kpp(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_stat_kpp rkpp; - u64 v; memset(&rkpp, 0, sizeof(rkpp)); strscpy(rkpp.type, "kpp", sizeof(rkpp.type)); - v = atomic64_read(&alg->setsecret_cnt); - rkpp.stat_setsecret_cnt = v; - v = atomic64_read(&alg->generate_public_key_cnt); - rkpp.stat_generate_public_key_cnt = v; - v = atomic64_read(&alg->compute_shared_secret_cnt); - rkpp.stat_compute_shared_secret_cnt = v; - v = atomic64_read(&alg->kpp_err_cnt); - rkpp.stat_kpp_err_cnt = v; + rkpp.stat_setsecret_cnt = atomic64_read(&alg->setsecret_cnt); + rkpp.stat_generate_public_key_cnt = atomic64_read(&alg->generate_public_key_cnt); + rkpp.stat_compute_shared_secret_cnt = atomic64_read(&alg->compute_shared_secret_cnt); + rkpp.stat_kpp_err_cnt = atomic64_read(&alg->kpp_err_cnt); return nla_put(skb, CRYPTOCFGA_STAT_KPP, sizeof(rkpp), &rkpp); } @@ -172,18 +135,14 @@ static int crypto_report_kpp(struct sk_buff *skb, struct crypto_alg *alg) static int crypto_report_ahash(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_stat_hash rhash; - u64 v64; memset(&rhash, 0, sizeof(rhash)); strscpy(rhash.type, "ahash", sizeof(rhash.type)); - v64 = atomic64_read(&alg->hash_cnt); - rhash.stat_hash_cnt = v64; - v64 = atomic64_read(&alg->hash_tlen); - rhash.stat_hash_tlen = v64; - v64 = atomic64_read(&alg->hash_err_cnt); - rhash.stat_hash_err_cnt = v64; + rhash.stat_hash_cnt = atomic64_read(&alg->hash_cnt); + rhash.stat_hash_tlen = atomic64_read(&alg->hash_tlen); + rhash.stat_hash_err_cnt = atomic64_read(&alg->hash_err_cnt); return nla_put(skb, CRYPTOCFGA_STAT_HASH, sizeof(rhash), &rhash); } @@ -191,18 +150,14 @@ static int crypto_report_ahash(struct sk_buff *skb, struct crypto_alg *alg) static int crypto_report_shash(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_stat_hash rhash; - u64 v64; memset(&rhash, 0, sizeof(rhash)); strscpy(rhash.type, "shash", sizeof(rhash.type)); - v64 = atomic64_read(&alg->hash_cnt); - rhash.stat_hash_cnt = v64; - v64 = atomic64_read(&alg->hash_tlen); - rhash.stat_hash_tlen = v64; - v64 = atomic64_read(&alg->hash_err_cnt); - rhash.stat_hash_err_cnt = v64; + rhash.stat_hash_cnt = atomic64_read(&alg->hash_cnt); + rhash.stat_hash_tlen = atomic64_read(&alg->hash_tlen); + rhash.stat_hash_err_cnt = atomic64_read(&alg->hash_err_cnt); return nla_put(skb, CRYPTOCFGA_STAT_HASH, sizeof(rhash), &rhash); } @@ -210,20 +165,15 @@ static int crypto_report_shash(struct sk_buff *skb, struct crypto_alg *alg) static int crypto_report_rng(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_stat_rng rrng; - u64 v64; memset(&rrng, 0, sizeof(rrng)); strscpy(rrng.type, "rng", sizeof(rrng.type)); - v64 = atomic64_read(&alg->generate_cnt); - rrng.stat_generate_cnt = v64; - v64 = atomic64_read(&alg->generate_tlen); - rrng.stat_generate_tlen = v64; - v64 = atomic64_read(&alg->seed_cnt); - rrng.stat_seed_cnt = v64; - v64 = atomic64_read(&alg->rng_err_cnt); - rrng.stat_rng_err_cnt = v64; + rrng.stat_generate_cnt = atomic64_read(&alg->generate_cnt); + rrng.stat_generate_tlen = atomic64_read(&alg->generate_tlen); + rrng.stat_seed_cnt = atomic64_read(&alg->seed_cnt); + rrng.stat_rng_err_cnt = atomic64_read(&alg->rng_err_cnt); return nla_put(skb, CRYPTOCFGA_STAT_RNG, sizeof(rrng), &rrng); }

[v2,09/11] crypto: crypto_user_stat: remove intermediate variable

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