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- Move the check for a NULL dc higher (before it's actually used). Fixes crashes (in FireFox, for example).

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svn path=/trunk/; revision=30920
This commit is contained in:
Aleksey Bragin 2007-11-30 20:19:25 +00:00
parent d2a8cdcae5
commit 88abaa75d9
1 changed files with 2 additions and 1 deletions
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3
reactos/subsystems/win32/win32k/objects/gdibatch.c
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@ -23,6 +23,8 @@ GdiFlushUserBatch(HDC hDC, PGDIBATCHHDR pHdr)
if (hDC) if (hDC)
{ {
dc = DC_LockDc(hDC); dc = DC_LockDc(hDC);
if (!dc)
return pHdr->Size; // Return the full size of the structure.
Dc_Attr = dc->pDc_Attr; Dc_Attr = dc->pDc_Attr;
if (!Dc_Attr) Dc_Attr = &dc->Dc_Attr; if (!Dc_Attr) Dc_Attr = &dc->Dc_Attr;
} }
@ -40,7 +42,6 @@ GdiFlushUserBatch(HDC hDC, PGDIBATCHHDR pHdr)
case GdiBCSetBrushOrg: case GdiBCSetBrushOrg:
{ {
PGDIBSSETBRHORG pgSBO; PGDIBSSETBRHORG pgSBO;
if (!dc) break;
pgSBO = (PGDIBSSETBRHORG) pHdr; pgSBO = (PGDIBSSETBRHORG) pHdr;
Dc_Attr->ptlBrushOrigin = pgSBO->ptlBrushOrigin; Dc_Attr->ptlBrushOrigin = pgSBO->ptlBrushOrigin;
break; break;