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diff -up Linux-PAM-1.1.8/modules/pam_lastlog/pam_lastlog.c.localtime Linux-PAM-1.1.8/modules/pam_lastlog/pam_lastlog.c
--- Linux-PAM-1.1.8/modules/pam_lastlog/pam_lastlog.c.localtime 2016-03-03 10:01:15.000000000 +0100
+++ Linux-PAM-1.1.8/modules/pam_lastlog/pam_lastlog.c 2016-04-22 15:24:10.085018141 +0200
@@ -276,12 +276,12 @@ last_login_read(pam_handle_t *pamh, int
time_t ll_time;
ll_time = last_login.ll_time;
- tm = localtime_r (&ll_time, &tm_buf);
- strftime (the_time, sizeof (the_time),
- /* TRANSLATORS: "strftime options for date of last login" */
- _(" %a %b %e %H:%M:%S %Z %Y"), tm);
-
- date = the_time;
+ if ((tm = localtime_r (&ll_time, &tm_buf)) != NULL) {
+ strftime (the_time, sizeof (the_time),
+ /* TRANSLATORS: "strftime options for date of last login" */
+ _(" %a %b %e %H:%M:%S %Z %Y"), tm);
+ date = the_time;
+ }
}
/* we want & have the host? */