From 88d3195164eb611f13aa9ac4bb8f45e08a38fef6 Mon Sep 17 00:00:00 2001
From: Daniel Teske <qt@squorn.de>
Date: Fri, 7 Apr 2017 14:54:18 +0200
Subject: [PATCH] QWindowsPrintDevice: Handle 0 from DocumentProperties
 correctly
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Task-number: QTBUG-55090
Change-Id: I5fadd0f007c826ab6747f319dbf3eaee5f208a44
Reviewed-by: Michael Brüning <michael.bruning@qt.io>
---
 src/plugins/printsupport/windows/qwindowsprintdevice.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/plugins/printsupport/windows/qwindowsprintdevice.cpp b/src/plugins/printsupport/windows/qwindowsprintdevice.cpp
index 7e6eb7c559a..99e8ec89993 100644
--- a/src/plugins/printsupport/windows/qwindowsprintdevice.cpp
+++ b/src/plugins/printsupport/windows/qwindowsprintdevice.cpp
@@ -86,7 +86,7 @@ static LPDEVMODE getDevmode(HANDLE hPrinter, const QString &printerId)
     LPWSTR printerIdUtf16 = const_cast<LPWSTR>(reinterpret_cast<LPCWSTR>(printerId.utf16()));
     // Allocate the required DEVMODE buffer
     LONG dmSize = DocumentProperties(NULL, hPrinter, printerIdUtf16, NULL, NULL, 0);
-    if (dmSize < 0)
+    if (dmSize <= 0)
         return Q_NULLPTR;
     LPDEVMODE pDevMode = reinterpret_cast<LPDEVMODE>(malloc(dmSize));
      // Get the default DevMode