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BUGFIX: Missing error handling in IntSetDIBits()

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svn path=/trunk/; revision=12184
This commit is contained in:
Royce Mitchell III 2004-12-18 17:15:10 +00:00
parent 9b125b75bd
commit 4076ea8740
1 changed files with 15 additions and 1 deletions
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16
reactos/subsys/win32k/objects/dib.c
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@ -1,5 +1,5 @@
/*
* $Id: dib.c,v 1.57 2004/12/12 01:40:38 weiden Exp $
* $Id: dib.c,v 1.58 2004/12/18 17:15:10 royce Exp $
*
* ReactOS W32 Subsystem
* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 ReactOS Team
@ -159,7 +159,21 @@ IntSetDIBits(
BitmapFormat(bmi->bmiHeader.biBitCount, bmi->bmiHeader.biCompression),
0 < bmi->bmiHeader.biHeight ? 0 : BMF_TOPDOWN,
(PVOID) Bits);
if (0 == SourceBitmap)
{
BITMAPOBJ_UnlockBitmap(hBitmap);
SetLastWin32Error(ERROR_NO_SYSTEM_RESOURCES);
return 0;
}
SourceSurf = EngLockSurface((HSURF)SourceBitmap);
if (NULL == SourceSurf)
{
EngDeleteSurface((HSURF)SourceBitmap);
BITMAPOBJ_UnlockBitmap(hBitmap);
SetLastWin32Error(ERROR_NO_SYSTEM_RESOURCES);
return 0;
}
// Destination palette obtained from the hDC
hDCPalette = PALETTE_LockPalette(DC->DevInfo->hpalDefault);