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From: Jeff Johnston <jjohnstn@sourceware.org>
To: newlib-cvs@sourceware.org
Subject: [newlib-cygwin] Fix 32-bit integer overflow when calculating TZ rules
Date: Wed,  4 Nov 2020 18:35:19 +0000 (GMT)	[thread overview]
Message-ID: <20201104183519.964263857C68@sourceware.org> (raw)

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=b7a357e92ebb7696cfb8117e1fc838d4e93f144e

commit b7a357e92ebb7696cfb8117e1fc838d4e93f144e
Author: Ivan Grokhotov <ivan@espressif.com>
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;
     }


                 reply	other threads:[~2020-11-04 18:35 UTC|newest]

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