[cairo] [patch] add reference count for image surface->parent

[Henry (Yu) Song - SISA]

>From 53c61cf343ff0ce80845db526fc0bef3e6c8066c Mon Sep 17 00:00:00 2001
From: Henry Song <henry.song at samsung.com>
Date: Thu, 30 Aug 2012 16:10:08 -0700
Subject: [PATCH] add add a reference count to image_surface->parent, this
 fixes crashes map-all-to-image, map-bit-to-image,
 map-to-image-fill and xcb-huge-image-shm test cases, where
 the target surface does not support BGRA/BGR,

---
 src/cairo-image-surface-inline.h |    1 +
 1 file changed, 1 insertion(+)

diff --git a/src/cairo-image-surface-inline.h b/src/cairo-image-surface-inline.h
index f6bed71..1294345 100644
--- a/src/cairo-image-surface-inline.h
+++ b/src/cairo-image-surface-inline.h
@@ -54,6 +54,7 @@ _cairo_image_surface_set_parent (cairo_image_surface_t *image,
 				 cairo_surface_t *parent)
 {
     image->parent = parent;
+    cairo_surface_reference (parent);
 }
 
 static inline cairo_bool_t
-- 
1.7.9.5