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authorMichel Dänzer <michel@tungstengraphics.com>2007-07-10 10:49:28 +0200
committerMichel Dänzer <michel@tungstengraphics.com>2007-07-10 11:05:41 +0200
commita903749b246fce26038c66d06fe7eb77daf815ab (patch)
tree5158eb32e76f4e6927806a32a1402835120a954b /src/mesa/drivers/dri/common
parentaa328291c5b015e74ebfd9c5cdb39227265b3000 (diff)
Clear pointers to freed cliprects.
Not doing this could lead to double frees under rare circumstances.
Diffstat (limited to 'src/mesa/drivers/dri/common')
-rw-r--r--src/mesa/drivers/dri/common/dri_util.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c
index dd52f7e915..c30e66f172 100644
--- a/src/mesa/drivers/dri/common/dri_util.c
+++ b/src/mesa/drivers/dri/common/dri_util.c
@@ -428,10 +428,12 @@ __driUtilUpdateDrawableInfo(__DRIdrawablePrivate *pdp)
if (pdp->pClipRects) {
_mesa_free(pdp->pClipRects);
+ pdp->pClipRects = NULL;
}
if (pdp->pBackClipRects) {
_mesa_free(pdp->pBackClipRects);
+ pdp->pBackClipRects = NULL;
}
DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID);