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Fix two smaller bugs in DxDdStartupDxGraphics

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------------------------------------------------
fix : use full path to dxg.sys when we trying load it
fix : only try unload dxg.sys if it really been load and got a fail status code. 



svn path=/trunk/; revision=30963
This commit is contained in:
Magnus Olsen 2007-12-02 17:31:12 +00:00
parent 7ab27912da
commit 42fa951ba7
1 changed files with 10 additions and 5 deletions
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15
reactos/subsystems/win32/win32k/ntddraw/ddraw.c
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@ -50,10 +50,12 @@ DxDdStartupDxGraphics( ULONG ulc1,
// DxApiGetVersion()
/* Loading the kernel interface of directx for win32k */
ghDxGraphics = EngLoadImage(L"drivers\\dxg.sys");
if (!ghDxGraphics)
ghDxGraphics = EngLoadImage(L"\\SystemRoot\\System32\\drivers\\dxg.sys");
if (ghDxGraphics == NULL)
{
DPRINT1("Warning: dxg.sys not found\n");
DPRINT1("Warning: dxg.sys not found\n");
Status = STATUS_DLL_NOT_FOUND;
}
else
@ -83,8 +85,11 @@ DxDdStartupDxGraphics( ULONG ulc1,
{
gpfnStartupDxGraphics = NULL;
gpfnCleanupDxGraphics = NULL;
EngUnloadImage( ghDxGraphics);
ghDxGraphics = NULL;
if (ghDxGraphics != NULL)
{
EngUnloadImage( ghDxGraphics);
ghDxGraphics = NULL;
}
DPRINT1("Warning: DirectX graphics interface can not be initialized\n");
}
else