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EXA: Check sys_ptr isn't NULL before passing it to the UploadToScreen hook. 

Fixes https://bugs.freedesktop.org/show_bug.cgi?id=27510 .

Signed-off-by: Michel Dänzer <daenzer@vmware.com>
Reviewed-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Michel Dänzer 2010-04-14 19:28:37 +02:00 committed by Keith Packard
parent fc5d767408
commit 7b65175266
1 changed files with 1 additions and 1 deletions
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2
exa/exa_accel.c
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@ -512,7 +512,7 @@ exaHWCopyNtoN (DrawablePtr pSrcDrawable,
*
* Only taking this path for directly accessible pixmaps.
*/
} else if (!pDstExaPixmap->pDamage) {
} else if (!pDstExaPixmap->pDamage && pSrcExaPixmap->sys_ptr) {
int bpp = pSrcDrawable->bitsPerPixel;
int src_stride = exaGetPixmapPitch(pSrcPixmap);
CARD8 *src = NULL;