[SSSD] [PATCH] sudo: set tm_isdst when converting time attributes
Pavel Březina
pbrezina at redhat.com
Wed Jan 29 13:45:49 UTC 2014
On 01/29/2014 01:29 PM, Jakub Hrozek wrote:
> On Wed, Jan 29, 2014 at 12:58:24PM +0100, Pavel Březina wrote:
>> https://fedorahosted.org/sssd/ticket/2213
>
>> for (format = formats; *format != NULL; format++) {
>> tret = strptime(str, *format, &tm);
>> if (tret != NULL && *tret == '\0') {
>> + /* strptime() leaves isdst uninitialized. We set it to zero to
>> + * disable daylight saving time conversion. */
>> + tm.tm_isdst = 0;
>> +
>
> Isn't it safer to memset the tm structure to zero before calling
> strptime? That way you'd be protected against any other fields being
> uninitialized as well.
You are probably right. New patch is attached.
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