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Diffstat (limited to 'dix/pixmap.c')
-rw-r--r--dix/pixmap.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/dix/pixmap.c b/dix/pixmap.c
index ef0083083..b67a2e8a6 100644
--- a/dix/pixmap.c
+++ b/dix/pixmap.c
@@ -172,6 +172,14 @@ PixmapPtr PixmapShareToSlave(PixmapPtr pixmap, ScreenPtr slave)
return spix;
}
+static void
+PixmapDirtyDamageDestroy(DamagePtr damage, void *closure)
+{
+ PixmapDirtyUpdatePtr dirty = closure;
+
+ dirty->damage = NULL;
+}
+
Bool
PixmapStartDirtyTracking(PixmapPtr src,
PixmapPtr slave_dst,
@@ -195,10 +203,10 @@ PixmapStartDirtyTracking(PixmapPtr src,
dirty_update->dst_x = dst_x;
dirty_update->dst_y = dst_y;
dirty_update->rotation = rotation;
- dirty_update->damage = DamageCreate(NULL, NULL,
+ dirty_update->damage = DamageCreate(NULL, PixmapDirtyDamageDestroy,
DamageReportNone,
TRUE, src->drawable.pScreen,
- src->drawable.pScreen);
+ dirty_update);
if (rotation != RR_Rotate_0) {
RRTransformCompute(x, y,
@@ -247,7 +255,8 @@ PixmapStopDirtyTracking(PixmapPtr src, PixmapPtr slave_dst)
xorg_list_for_each_entry_safe(ent, safe, &screen->pixmap_dirty_list, ent) {
if (ent->src == src && ent->slave_dst == slave_dst) {
- DamageDestroy(ent->damage);
+ if (ent->damage)
+ DamageDestroy(ent->damage);
xorg_list_del(&ent->ent);
free(ent);
}