Date: Sat, 20 Oct 2018 22:17:17 +0000 (UTC) From: Conrad Meyer <cem@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r339500 - head/sys/crypto/chacha20 Message-ID: <201810202217.w9KMHH8v062273@repo.freebsd.org>
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Author: cem Date: Sat Oct 20 22:17:16 2018 New Revision: 339500 URL: https://svnweb.freebsd.org/changeset/base/339500 Log: Embedded chacha: Remove some harmless dead stores in keystream mode (From r338059.) Sponsored by: Dell EMC Isilon Modified: head/sys/crypto/chacha20/chacha.c Modified: head/sys/crypto/chacha20/chacha.c ============================================================================== --- head/sys/crypto/chacha20/chacha.c Sat Oct 20 22:14:29 2018 (r339499) +++ head/sys/crypto/chacha20/chacha.c Sat Oct 20 22:17:16 2018 (r339500) @@ -120,8 +120,10 @@ chacha_encrypt_bytes(chacha_ctx *x,const u8 *m,u8 *c,u for (;;) { if (bytes < 64) { +#ifndef KEYSTREAM_ONLY for (i = 0;i < bytes;++i) tmp[i] = m[i]; m = tmp; +#endif ctarget = c; c = tmp; }
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