From a6e5c8bf18696007c48c6f362aa355020fe82f21 Mon Sep 17 00:00:00 2001
From: Andre Heinecke <aheinecke@intevation.de>
Date: Tue, 24 Jul 2018 08:40:28 +0200
Subject: cpp: Add safety checks for key update

* lang/cpp/src/key.cpp (Key::update): Check that the key is
not NULL.
* lang/cpp/src/verificationresult.cpp (GpgME::Signature::key):
Check for fingerprint.
---
 lang/cpp/src/key.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'lang/cpp/src/key.cpp')

diff --git a/lang/cpp/src/key.cpp b/lang/cpp/src/key.cpp
index 61b3eb77..8fc266ff 100644
--- a/lang/cpp/src/key.cpp
+++ b/lang/cpp/src/key.cpp
@@ -347,6 +347,9 @@ const Key &Key::mergeWith(const Key &other)
 
 void Key::update()
 {
+    if (isNull() || !primaryFingerprint()) {
+        return;
+    }
     auto ctx = Context::createForProtocol(protocol());
     if (!ctx) {
         return;
-- 
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