dhcp/patches/0010-Handle-null-timeout.patch

   1 From e269e137c3b7d25a2d089be508e6769731618d54 Mon Sep 17 00:00:00 2001
   2 From: Pavel Zhukov <pzhukov@redhat.com>
   3 Date: Thu, 21 Feb 2019 10:29:08 +0100
   4 Subject: [PATCH 10/21] Handle null timeout
   5 Cc: pzhukov@redhat.com
   6
   7 Handle cases in add_timeout() where the function is called with a NULL
   8 value for the 'when' parameter
   9
  10 ISC-Bugs: #19867 (rejected)
  11 ---
  12  common/dispatch.c | 4 ++++
  13  1 file changed, 4 insertions(+)
  14
  15 diff --git a/common/dispatch.c b/common/dispatch.c
  16 index 0207ad3..d7fe200 100644
  17 --- a/common/dispatch.c
  18 +++ b/common/dispatch.c
  19 @@ -209,6 +209,10 @@ void add_timeout (when, where, what, ref, unref)
  20         isc_interval_t interval;
  21         isc_time_t expires;
  22
  23 +       if (when == NULL) {
  24 +               return;
  25 +       }
  26 +
  27         /* See if this timeout supersedes an existing timeout. */
  28         t = (struct timeout *)0;
  29         for (q = timeouts; q; q = q->next) {
  30 --
  31 2.14.5