diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2012-10-02 12:22:51 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2012-10-02 12:22:51 +0100 |
| commit | bf44d9965b5cc0f0ee31ba2579783d8194fff756 (patch) | |
| tree | fbc183ab1028c18107927ee0ca488e5ce8e0dacb /src | |
| parent | 0ae6c2ccb006a99e8d7bbfff77f98cc58f62ce2f (diff) | |
sna: Prevent sna_damage_contains_box__no_reduce() from a NULL deref
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'src')
| -rw-r--r-- | src/sna/sna_accel.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c index b5e6730f..62bf1d46 100644 --- a/src/sna/sna_accel.c +++ b/src/sna/sna_accel.c @@ -2855,7 +2855,8 @@ use_cpu_bo: sna_damage_destroy(&priv->gpu_damage); *damage = NULL; } else { - if (sna_damage_contains_box__no_reduce(priv->cpu_damage, + if (priv->cpu_damage && + sna_damage_contains_box__no_reduce(priv->cpu_damage, ®ion.extents)) *damage = NULL; else |