From ab0f2d1a03c9ca45dd30440b8a897d9de480bfbe Mon Sep 17 00:00:00 2001
From: Alexander Tkachev
Date: Wed, 20 Jul 2016 12:45:49 +0600
Subject: CLOUD: Fix OneDriveUploadRequest

Segfault when given stream is nullptr.
---
 backends/cloud/onedrive/onedriveuploadrequest.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'backends/cloud')

diff --git a/backends/cloud/onedrive/onedriveuploadrequest.cpp b/backends/cloud/onedrive/onedriveuploadrequest.cpp
index 55359f83e7..5b86c6c988 100644
--- a/backends/cloud/onedrive/onedriveuploadrequest.cpp
+++ b/backends/cloud/onedrive/onedriveuploadrequest.cpp
@@ -50,9 +50,15 @@ OneDriveUploadRequest::~OneDriveUploadRequest() {
 void OneDriveUploadRequest::start() {
 	_ignoreCallback = true;
 	if (_workingRequest) _workingRequest->finish();
+	if (_contentsStream == nullptr) {
+		warning("OneDriveUploadRequest: cannot restart because no stream given");
+		finishError(Networking::ErrorResponse(this, false, true, "No stream given", -1));
+		return;
+	}
 	if (!_contentsStream->seek(0)) {
 		warning("OneDriveUploadRequest: cannot restart because stream couldn't seek(0)");
 		finishError(Networking::ErrorResponse(this, false, true, "", -1));
+		return;
 	}
 	_ignoreCallback = false;
 
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