diff mbox

qom: fix cast results caching

Message ID 1387271879-18464-1-git-send-email-s.fedorov@samsung.com
State New
Headers show

Commit Message

Sergey Fedorov Dec. 17, 2013, 9:17 a.m. UTC 
A single cast cache is used for both an object casting and a class
casting.  In case of interface presence a class cast result may be not
the same pointer as opposite to an object casting. So do not cache cast
results for an object casting in a presence of interfaces.

Signed-off-by: Sergey Fedorov <s.fedorov@samsung.com>
---
 qom/object.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/qom/object.c b/qom/object.c
index fc19cf6..f7384de 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -473,7 +473,7 @@  Object *object_dynamic_cast_assert(Object *obj, const char *typename,
 
     assert(obj == inst);
 
-    if (obj && obj == inst) {
+    if (obj && obj == inst && !obj->class->interfaces) {
         for (i = 1; i < OBJECT_CLASS_CAST_CACHE; i++) {
             obj->class->cast_cache[i - 1] = obj->class->cast_cache[i];
         }