From: Michael R Sweet <michael.r.sweet@gmail.com>
Date: Wed, 21 Mar 2018 21:58:01 +0000 (-0400)
Subject: Try another fix for Avahi crash (Issue #5268)
X-Git-Tag: v2.3b4~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=561e0647a8494eda6ce73176b5f02153003a80c4;p=thirdparty%2Fcups.git

Try another fix for Avahi crash (Issue #5268)
---

diff --git a/scheduler/dirsvc.c b/scheduler/dirsvc.c
index 9102c1665b..2ff968d811 100644
--- a/scheduler/dirsvc.c
+++ b/scheduler/dirsvc.c
@@ -698,7 +698,8 @@ dnssdDeregisterInstance(
   if (!from_callback)
     avahi_threaded_poll_lock(DNSSDMaster);
 
-  avahi_entry_group_free(*srv);
+  if (*srv)
+    avahi_entry_group_free(*srv);
 
   if (!from_callback)
     avahi_threaded_poll_unlock(DNSSDMaster);