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authorChris Wilson <chris@chris-wilson.co.uk>2012-11-11 11:05:35 +0000
committerChris Wilson <chris@chris-wilson.co.uk>2012-11-11 11:05:35 +0000
commitb16219a19f48b52dda91f26fcbbbbeda056589ab (patch)
tree03be436510c8ff4e00610e21a1601a860e02117e /src/sna
parent69acbb77e8aad3370d5e8d9a9e067c54872d7082 (diff)
sna: Filter out the full-damage marker when undoing redirection
==25902== Invalid read of size 4 ==25902== at 0x4980E13: _list_del (intel_list.h:218) ==25902== by 0x4980EAB: list_del (intel_list.h:240) ==25902== by 0x4981F4B: free_list (sna_damage.c:403) ==25902== by 0x4985131: __sna_damage_destroy (sna_damage.c:1467) ==25902== by 0x49A5276: sna_render_composite_redirect_done (sna_render.c:1921) ==25902== by 0x49C68FC: gen2_render_composite_done (gen2_render.c:1136) ==25902== by 0x497F90F: sna_composite (sna_composite.c:567) ==25902== by 0x4994725: glyphs_via_mask (sna_glyphs.c:1139) ==25902== by 0x4995FB7: sna_glyphs (sna_glyphs.c:1688) ==25902== by 0x8150EB4: ??? (in /usr/bin/Xorg) ==25902== by 0x813CA38: CompositeGlyphs (in /usr/bin/Xorg) ==25902== by 0x8146DE1: ??? (in /usr/bin/Xorg) ==25902== Address 0x7c079ac2 is not stack'd, malloc'd or (recently) free'd Reported-by: bonbons67@internet.lu Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=56785 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'src/sna')
-rw-r--r--src/sna/sna_render.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/src/sna/sna_render.c b/src/sna/sna_render.c
index 3cb14498..34c795b5 100644
--- a/src/sna/sna_render.c
+++ b/src/sna/sna_render.c
@@ -1914,11 +1914,13 @@ sna_render_composite_redirect_done(struct sna *sna,
assert(ok);
}
if (t->damage) {
- DBG(("%s: combining damage, offset=(%d, %d)\n",
- __FUNCTION__, t->box.x1, t->box.y1));
- sna_damage_combine(t->real_damage, t->damage,
+ DBG(("%s: combining damage (all? %d), offset=(%d, %d)\n",
+ __FUNCTION__, DAMAGE_IS_ALL(t->damage),
+ t->box.x1, t->box.y1));
+ sna_damage_combine(t->real_damage,
+ DAMAGE_PTR(t->damage),
t->box.x1, t->box.y1);
- __sna_damage_destroy(t->damage);
+ __sna_damage_destroy(DAMAGE_PTR(t->damage));
}
kgem_bo_destroy(&sna->kgem, op->dst.bo);