From a9ae65d2f6ca4e2d5211c784a34dd38eb6e8288a Mon Sep 17 00:00:00 2001
From: "Kirill K. Smirnov" <lich@math.spbu.ru>
Date: Fri, 10 Nov 2006 17:20:53 +0300
Subject: [PATCH] winhelp: Do not create popup window if file not found.

---
 programs/winhelp/winhelp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/programs/winhelp/winhelp.c b/programs/winhelp/winhelp.c
index 389ba5a10c0..f7c0ae36e1c 100644
--- a/programs/winhelp/winhelp.c
+++ b/programs/winhelp/winhelp.c
@@ -1195,7 +1195,7 @@ static LRESULT CALLBACK WINHELP_TextWndProc(HWND hWnd, UINT msg, WPARAM wParam,
                 break;
             case hlp_link_popup:
                 hlpfile = WINHELP_LookupHelpFile(part->link->lpszString);
-                WINHELP_CreateHelpWindowByHash(hlpfile, part->link->lHash, 
+                if (hlpfile) WINHELP_CreateHelpWindowByHash(hlpfile, part->link->lHash, 
                                                WINHELP_GetPopupWindowInfo(hlpfile, hWnd, &mouse),
                                                SW_NORMAL);
                 break;