From owner-svn-src-all@freebsd.org Sat Feb 9 14:19:11 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id DB63E14E2CBB; Sat, 9 Feb 2019 14:19:10 +0000 (UTC) (envelope-from se@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 793486D67D; Sat, 9 Feb 2019 14:19:10 +0000 (UTC) (envelope-from se@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 669721CB3; Sat, 9 Feb 2019 14:19:10 +0000 (UTC) (envelope-from se@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x19EJAjb069457; Sat, 9 Feb 2019 14:19:10 GMT (envelope-from se@FreeBSD.org) Received: (from se@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x19EJAVX069456; Sat, 9 Feb 2019 14:19:10 GMT (envelope-from se@FreeBSD.org) Message-Id: <201902091419.x19EJAVX069456@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: se set sender to se@FreeBSD.org using -f From: Stefan Esser Date: Sat, 9 Feb 2019 14:19:10 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r343938 - stable/12/usr.bin/whereis X-SVN-Group: stable-12 X-SVN-Commit-Author: se X-SVN-Commit-Paths: stable/12/usr.bin/whereis X-SVN-Commit-Revision: 343938 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 793486D67D X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.95 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-0.99)[-0.995,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.95)[-0.951,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 Feb 2019 14:19:11 -0000 Author: se Date: Sat Feb 9 14:19:09 2019 New Revision: 343938 URL: https://svnweb.freebsd.org/changeset/base/343938 Log: MFC r343408: Silence Clang Scan warnings regarding unsafe use of strcp(). While these warnings are false positives, the use of strdup() instead of malloc() and strcpy() simplifies and clarifies the code. A bogus assignment to a variable (whose previous value may be required in a later block) has also been removed. Modified: stable/12/usr.bin/whereis/whereis.c Modified: stable/12/usr.bin/whereis/whereis.c ============================================================================== --- stable/12/usr.bin/whereis/whereis.c Sat Feb 9 14:13:49 2019 (r343937) +++ stable/12/usr.bin/whereis/whereis.c Sat Feb 9 14:19:09 2019 (r343938) @@ -285,9 +285,9 @@ defaults(void) bindirs[nele] = NULL; if ((cp = getenv("PATH")) != NULL) { /* don't destroy the original environment... */ - if ((b = malloc(strlen(cp) + 1)) == NULL) + b = strdup(cp); + if (b == NULL) abort(); - strcpy(b, cp); decolonify(b, &bindirs, &nele); } } @@ -301,18 +301,18 @@ defaults(void) err(EX_OSERR, "error processing manpath results"); if ((b = strchr(buf, '\n')) != NULL) *b = '\0'; - if ((b = malloc(strlen(buf) + 1)) == NULL) + b = strdup(buf); + if (b == NULL) abort(); - strcpy(b, buf); nele = 0; decolonify(b, &mandirs, &nele); } /* -s defaults to precompiled list, plus subdirs of /usr/ports */ if (!sourcedirs) { - if ((b = malloc(strlen(sourcepath) + 1)) == NULL) + b = strdup(sourcepath); + if (b == NULL) abort(); - strcpy(b, sourcepath); nele = 0; decolonify(b, &sourcedirs, &nele); @@ -523,11 +523,9 @@ main(int argc, char **argv) * man -w found plain source * page, use it. */ - s = strlen(buf); - cp2 = malloc(s + 1); + cp2 = strdup(buf); if (cp2 == NULL) abort(); - strcpy(cp2, buf); } if (man == NULL) {