From d85330a92a467f31af472700acbf148b192302cf Mon Sep 17 00:00:00 2001
From: Filip Navara <filip.navara@gmail.com>
Date: Mon, 12 Dec 2005 20:49:35 +0000
Subject: [PATCH] Check for failed allocations. Spotted by Martin Bealby.

svn path=/trunk/; revision=20118
---
 reactos/lib/user32/misc/winhelp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/reactos/lib/user32/misc/winhelp.c b/reactos/lib/user32/misc/winhelp.c
index 3a8c553881b..8abf11b5ed0 100644
--- a/reactos/lib/user32/misc/winhelp.c
+++ b/reactos/lib/user32/misc/winhelp.c
@@ -107,6 +107,8 @@ WinHelpA(HWND hWnd, LPCSTR lpszHelp, UINT uCommand, DWORD dwData)
 		nlen = 0;
 	size = sizeof(WINHELP) + nlen + dsize;
 	hwh = GlobalAlloc(0,size);
+	if (hwh == NULL)
+		return FALSE;
 	lpwh = GlobalLock(hwh);
 	lpwh->size = size;
 	lpwh->command = uCommand;