From cfb27d9a74e7b999b5778fa7367200d748319b7d Mon Sep 17 00:00:00 2001
From: cutealien <cutealien@dfc29bdd-3216-0410-991c-e03cc46cb475>
Date: Sat, 8 Jan 2022 17:36:20 +0000
Subject: [PATCH] Add some error checking in COSOperator::copyToClipboard
 GlobalAlloc and GlobalLock can return NULL

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6292 dfc29bdd-3216-0410-991c-e03cc46cb475
---
 source/Irrlicht/COSOperator.cpp | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/source/Irrlicht/COSOperator.cpp b/source/Irrlicht/COSOperator.cpp
index d777bad9..91fb9412 100644
--- a/source/Irrlicht/COSOperator.cpp
+++ b/source/Irrlicht/COSOperator.cpp
@@ -71,12 +71,16 @@ void COSOperator::copyToClipboard(const c8* text) const
 	char * buffer;
 
 	clipbuffer = GlobalAlloc(GMEM_DDESHARE, strlen(text)+1);
-	buffer = (char*)GlobalLock(clipbuffer);
-
-	strcpy(buffer, text);
-
-	GlobalUnlock(clipbuffer);
-	SetClipboardData(CF_TEXT, clipbuffer);
+	if ( clipbuffer )
+	{
+		buffer = (char*)GlobalLock(clipbuffer);
+		if ( buffer )
+		{
+			strcpy(buffer, text);
+		}
+		GlobalUnlock(clipbuffer);
+		SetClipboardData(CF_TEXT, clipbuffer);
+	}
 	CloseClipboard();
 
 #elif defined(_IRR_COMPILE_WITH_OSX_DEVICE_)