reactos/wine
1
0
Fork 0
mirror of https://github.com/reactos/wine.git synced 2025-02-09 05:36:56 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

winex11: Fix X11DRV_DIB_GetImageBits() when target bitmaps are larger than fetched.

Browse Source
This commit is contained in:
Peter Dons Tychsen 2007-06-26 15:39:30 +02:00 committed by Alexandre Julliard
parent c6741d83c6
commit cf7cfa85eb
1 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
dlls/winex11.drv/dib.c
View File

@ -3618,7 +3618,11 @@ static int X11DRV_DIB_GetImageBits( const X11DRV_DIB_IMAGEBITS_DESCR *descr )
}
#ifdef HAVE_LIBXXSHM
if (descr->image && descr->useShm)
/* We must not call XShmGetImage() with a bitmap which is bigger than the avilable area.
If we do, XShmGetImage() will fail (X exception), as it checks for this internally. */
if((descr->image && descr->useShm) && (bmpImage->width <= (descr->width - descr->xSrc))
&& (bmpImage->height <= (descr->height - descr->ySrc)))
{
int saveRed, saveGreen, saveBlue;