From 1d0d2df609b2e47615c7798d1a09e69a2caff24b Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Fri, 8 Nov 2013 20:50:59 -0500 Subject: [PATCH] fix handling of overly-long TZ environment variable values the rest of the code is not prepared to handle an empty TZ string, so falling back to __gmt ("GMT"), just as if TZ had been blank or unset, is the preferable action. --- src/time/__tz.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/time/__tz.c b/src/time/__tz.c index b4358f71..9d56a618 100644 --- a/src/time/__tz.c +++ b/src/time/__tz.c @@ -138,7 +138,7 @@ static void do_tzset() * free so as not to pull it into static programs. Growth * strategy makes it so free would have minimal benefit anyway. */ i = strlen(s); - if (i > PATH_MAX+1) s = "", i = 0; + if (i > PATH_MAX+1) s = __gmt, i = 3; if (i >= old_tz_size) { old_tz_size *= 2; if (i >= old_tz_size) old_tz_size = i+1;