From 58c6adabd4fd984536281c34f1641873528ca63a Mon Sep 17 00:00:00 2001
From: Allen Winter <winter@kde.org>
Date: Mon, 12 Oct 2015 15:32:33 -0400
Subject: [PATCH 14/74] attachmentcontrollerbase.cpp - don't crash in
 showContextMenu() if KMimeType::mimeType() returns 0, which can happen.

REVIEW: 125609
MERGE: safe to merge up to modern versions
---
 messagecomposer/attachment/attachmentcontrollerbase.cpp | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/messagecomposer/attachment/attachmentcontrollerbase.cpp b/messagecomposer/attachment/attachmentcontrollerbase.cpp
index 2e45d19829..5c704ad5a0 100644
--- a/messagecomposer/attachment/attachmentcontrollerbase.cpp
+++ b/messagecomposer/attachment/attachmentcontrollerbase.cpp
@@ -619,13 +619,18 @@ void AttachmentControllerBase::showContextMenu()
     if(numberOfParts>0) {
         if (numberOfParts == 1) {
             const QString mimetype = QString::fromLatin1(d->selectedParts.first()->mimeType());
-            const QStringList parentMimeType = KMimeType::mimeType( mimetype )->allParentMimeTypes();
-            if ((mimetype == QLatin1String("text/plain")) ||
+            QStringList parentMimeTypes;
+            const KMimeType::Ptr kmimetypePtr = KMimeType::mimeType( mimetype );
+            if ( kmimetypePtr ) {
+                parentMimeTypes = kmimetypePtr->allParentMimeTypes();
+            }
+            if (parentMimeTypes.isEmpty() ||
+                (mimetype == QLatin1String("text/plain")) ||
                     (mimetype == QLatin1String("image/png")) ||
                     (mimetype == QLatin1String("image/jpeg")) ||
-                    parentMimeType.contains(QLatin1String("text/plain")) ||
-                    parentMimeType.contains(QLatin1String("image/png")) ||
-                    parentMimeType.contains(QLatin1String("image/jpeg"))
+                    parentMimeTypes.contains(QLatin1String("text/plain")) ||
+                    parentMimeTypes.contains(QLatin1String("image/png")) ||
+                    parentMimeTypes.contains(QLatin1String("image/jpeg"))
                     ) {
                 menu->addAction(d->viewContextAction);
             }
-- 
2.14.1