From 321a5d9e8496ffaf2031ed37a508bd125b430125 Mon Sep 17 00:00:00 2001
From: Linus Jahn <lnj@kaidan.im>
Date: Sat, 10 Sep 2022 13:41:49 +0200
Subject: HttpUploadManager: Avoid UB if UploadRequestManager does not exist

---
 src/client/QXmppHttpUploadManager.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/client/QXmppHttpUploadManager.cpp')

diff --git a/src/client/QXmppHttpUploadManager.cpp b/src/client/QXmppHttpUploadManager.cpp
index 04153b9b..e0ce05f9 100644
--- a/src/client/QXmppHttpUploadManager.cpp
+++ b/src/client/QXmppHttpUploadManager.cpp
@@ -278,6 +278,13 @@ std::shared_ptr<QXmppHttpUpload> QXmppHttpUploadManager::uploadFile(QIODevice *d
 
     std::shared_ptr<QXmppHttpUpload> upload(new QXmppHttpUpload);
 
+    auto *uploadRequestManager = client()->findExtension<QXmppUploadRequestManager>();
+    if (!uploadRequestManager) {
+        upload->d->reportError({ QStringLiteral("QXmppUploadRequestManager has not been added to the client."), std::any() });
+        upload->d->reportFinished();
+        return upload;
+    }
+
     if (!data->isOpen()) {
         upload->d->reportError({ QStringLiteral("Input data device MUST be open."), std::any() });
         upload->d->reportFinished();
-- 
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