Date: Thu, 15 Dec 2011 22:03:18 +0000 (UTC) From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r228543 - head/sbin/hastd Message-ID: <201112152203.pBFM3IO5072564@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: pjd Date: Thu Dec 15 22:03:17 2011 New Revision: 228543 URL: http://svn.freebsd.org/changeset/base/228543 Log: Simplify code by changing functions types from int to avoid, as the functions always return 0. Found by: Clang Static Analyzer MFC after: 1 week Modified: head/sbin/hastd/hast_checksum.c Modified: head/sbin/hastd/hast_checksum.c ============================================================================== --- head/sbin/hastd/hast_checksum.c Thu Dec 15 22:01:34 2011 (r228542) +++ head/sbin/hastd/hast_checksum.c Thu Dec 15 22:03:17 2011 (r228543) @@ -48,7 +48,7 @@ __FBSDID("$FreeBSD$"); #define MAX_HASH_SIZE 4 #endif -static int +static void hast_crc32_checksum(const unsigned char *data, size_t size, unsigned char *hash, size_t *hsizep) { @@ -58,12 +58,10 @@ hast_crc32_checksum(const unsigned char /* XXXPJD: Do we have to use htole32() on crc first? */ bcopy(&crc, hash, sizeof(crc)); *hsizep = sizeof(crc); - - return (0); } #ifdef HAVE_CRYPTO -static int +static void hast_sha256_checksum(const unsigned char *data, size_t size, unsigned char *hash, size_t *hsizep) { @@ -73,8 +71,6 @@ hast_sha256_checksum(const unsigned char SHA256_Update(&ctx, data, size); SHA256_Final(hash, &ctx); *hsizep = SHA256_DIGEST_LENGTH; - - return (0); } #endif /* HAVE_CRYPTO */ @@ -99,25 +95,21 @@ checksum_send(const struct hast_resource { unsigned char hash[MAX_HASH_SIZE]; size_t hsize; - int ret; switch (res->hr_checksum) { case HAST_CHECKSUM_NONE: return (0); case HAST_CHECKSUM_CRC32: - ret = hast_crc32_checksum(*datap, *sizep, hash, &hsize); + hast_crc32_checksum(*datap, *sizep, hash, &hsize); break; #ifdef HAVE_CRYPTO case HAST_CHECKSUM_SHA256: - ret = hast_sha256_checksum(*datap, *sizep, hash, &hsize); + hast_sha256_checksum(*datap, *sizep, hash, &hsize); break; #endif default: PJDLOG_ABORT("Invalid checksum: %d.", res->hr_checksum); } - - if (ret != 0) - return (ret); nv_add_string(nv, checksum_name(res->hr_checksum), "checksum"); nv_add_uint8_array(nv, hash, hsize, "hash"); if (nv_error(nv) != 0) { @@ -135,7 +127,6 @@ checksum_recv(const struct hast_resource const unsigned char *rhash; size_t chsize, rhsize; const char *algo; - int ret; algo = nv_get_string(nv, "checksum"); if (algo == NULL) @@ -146,10 +137,10 @@ checksum_recv(const struct hast_resource return (-1); /* Hash not found. */ } if (strcmp(algo, "crc32") == 0) - ret = hast_crc32_checksum(*datap, *sizep, chash, &chsize); + hast_crc32_checksum(*datap, *sizep, chash, &chsize); #ifdef HAVE_CRYPTO else if (strcmp(algo, "sha256") == 0) - ret = hast_sha256_checksum(*datap, *sizep, chash, &chsize); + hast_sha256_checksum(*datap, *sizep, chash, &chsize); #endif else { pjdlog_error("Unknown checksum algorithm '%s'.", algo);
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201112152203.pBFM3IO5072564>