From c565ece411b770856d5ae11eff1929a22133367b Mon Sep 17 00:00:00 2001

From: Mike Gorse <mgorse@suse.com>

Date: Tue, 31 May 2016 14:44:17 -0500

Subject: atspi_accessible_clear_cache: don't crash if we have no children

If an accessible is disposed, then its list of children may be NULL.

https://bugzilla.gnome.org/show_bug.cgi?id=767075

---

 atspi/atspi-accessible.c | 5 +++--

 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/atspi/atspi-accessible.c b/atspi/atspi-accessible.c

index ceaedb5..4547ef7 100644

--- a/atspi/atspi-accessible.c

+++ b/atspi/atspi-accessible.c

@@ -1634,8 +1634,9 @@ atspi_accessible_clear_cache (AtspiAccessible *obj)

   if (obj)

   {

     obj->cached_properties = ATSPI_CACHE_NONE;

-    for (i = 0; i < obj->children->len; i++)

-      atspi_accessible_clear_cache (g_ptr_array_index (obj->children, i));

+    if (obj->children)

+      for (i = 0; i < obj->children->len; i++)

+        atspi_accessible_clear_cache (g_ptr_array_index (obj->children, i));

   }

 }

-- 

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