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From a924f43f30f9c4acaf70618dd2a055f8b0f166be Mon Sep 17 00:00:00 2001
From: Evgeny Vereshchagin <evvers@ya.ru>
Date: Wed, 24 May 2017 08:56:48 +0300
Subject: [PATCH] resolved: bugfix of null pointer p->question dereferencing
(#6020)
See https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1621396
---
src/resolve/resolved-dns-packet.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/resolve/resolved-dns-packet.c b/src/resolve/resolved-dns-packet.c
index 652970284..240ee448f 100644
--- a/src/resolve/resolved-dns-packet.c
+++ b/src/resolve/resolved-dns-packet.c
@@ -2269,6 +2269,9 @@ int dns_packet_is_reply_for(DnsPacket *p, const DnsResourceKey *key) {
if (r < 0)
return r;
+ if (!p->question)
+ return 0;
+
if (p->question->n_keys != 1)
return 0;
--
2.15.0.rc2
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