lywsvip/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2026-06-01 00:40:26 +08:00
Code Issues Packages Projects Releases Wiki Activity

[NTUSER] Don't crash when the current thread doesn't have a desktop

Browse Source
This commit is contained in:
Giannis Adamopoulos
2018-12-17 20:11:59 +02:00
parent b2a5f5dbb3
commit 298a46acbf
1 changed files with 3 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
win32ss/user/ntuser/scrollex.c
View File

@@ -14,20 +14,17 @@ static
HWND FASTCALL
co_IntFixCaret(PWND Window, RECTL *lprc, UINT flags)
{
PDESKTOP Desktop;
PTHRDCARETINFO CaretInfo;
PTHREADINFO pti;
PUSER_MESSAGE_QUEUE ActiveMessageQueue;
PUSER_MESSAGE_QUEUE ThreadQueue;
HWND hWndCaret;
PWND WndCaret;
ASSERT_REFS_CO(Window);
pti = PsGetCurrentThreadWin32Thread();
Desktop = pti->rpdesk;
ActiveMessageQueue = Desktop->ActiveMessageQueue;
if (!ActiveMessageQueue) return 0;
CaretInfo = &ActiveMessageQueue->CaretInfo;
ThreadQueue = pti->MessageQueue;
CaretInfo = &ThreadQueue->CaretInfo;
hWndCaret = CaretInfo->hWnd;
WndCaret = ValidateHwndNoErr(hWndCaret);