From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2134) id 964263857C68; Wed, 4 Nov 2020 18:35:19 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 964263857C68 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Jeff Johnston To: newlib-cvs@sourceware.org Subject: [newlib-cygwin] Fix 32-bit integer overflow when calculating TZ rules X-Act-Checkin: newlib-cygwin X-Git-Author: Ivan Grokhotov X-Git-Refname: refs/heads/master X-Git-Oldrev: 5f3a301fd5b5b7bbee3d04805ef24139d616b5ea X-Git-Newrev: b7a357e92ebb7696cfb8117e1fc838d4e93f144e Message-Id: <20201104183519.964263857C68@sourceware.org> Date: Wed, 4 Nov 2020 18:35:19 +0000 (GMT) X-BeenThere: newlib-cvs@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Newlib GIT logs List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Nov 2020 18:35:19 -0000 https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=b7a357e92ebb7696cfb8117e1fc838d4e93f144e commit b7a357e92ebb7696cfb8117e1fc838d4e93f144e Author: Ivan Grokhotov Date: Wed Nov 4 13:30:58 2020 -0500 Fix 32-bit integer overflow when calculating TZ rules Diff: --- newlib/libc/time/tzcalc_limits.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/newlib/libc/time/tzcalc_limits.c b/newlib/libc/time/tzcalc_limits.c index e0ea6549c..00044a5d3 100644 --- a/newlib/libc/time/tzcalc_limits.c +++ b/newlib/libc/time/tzcalc_limits.c @@ -66,7 +66,7 @@ __tzcalc_limits (int year) } /* store the change-over time in GMT form by adding offset */ - tz->__tzrule[i].change = days * SECSPERDAY + + tz->__tzrule[i].change = (time_t) days * SECSPERDAY + tz->__tzrule[i].s + tz->__tzrule[i].offset; }