Merge remote-tracking branch 'origin/maint-0.2.3'

1 files changed, 4 insertions, 2 deletions

diff --git a/src/or/dirvote.c b/src/or/dirvote.c
index ea85636b3b..b1b885cf3e 100644
--- a/src/or/dirvote.c
+++ b/src/or/dirvote.c
@@ -2546,7 +2546,7 @@ time_t
 dirvote_get_start_of_next_interval(time_t now, int interval)
 {
   struct tm tm;
-  time_t midnight_today;
+  time_t midnight_today=0;
   time_t midnight_tomorrow;
   time_t next;
 
@@ -2555,7 +2555,9 @@ dirvote_get_start_of_next_interval(time_t now, int interval)
   tm.tm_min = 0;
   tm.tm_sec = 0;
 
-  midnight_today = tor_timegm(&tm);
+  if (tor_timegm(&tm, &midnight_today) < 0) {
+    log_warn(LD_BUG, "Ran into an invalid time when trying to find midnight.");
+  }
   midnight_tomorrow = midnight_today + (24*60*60);
 
   next = midnight_today + ((now-midnight_today)/interval + 1)*interval;