Matteo Bruni : d3dx9: Free old object data when reusing effect object.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9d725b17784db32a045bbad3a474989b0fde121e
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=9d725b17784db32a045bbad3a4...

Author: Matteo Bruni <mbruni(a)codeweavers.com>
Date:   Mon Apr 18 18:12:31 2016 +0200

d3dx9: Free old object data when reusing effect object.

Signed-off-by: Matteo Bruni <mbruni(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/d3dx9_36/effect.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/dlls/d3dx9_36/effect.c b/dlls/d3dx9_36/effect.c
index aa939a1..1c836eb 100644
--- a/dlls/d3dx9_36/effect.c
+++ b/dlls/d3dx9_36/effect.c
@@ -4774,10 +4774,13 @@ static HRESULT d3dx9_copy_data(struct d3dx9_base_effect *base, unsigned int obje
             FIXME("Overwriting object id %u!\n", object_id);
         else
             TRACE("Overwriting object id 0.\n");
+
+        HeapFree(GetProcessHeap(), 0, object->data);
+        object->data = NULL;
     }
 
     read_dword(ptr, &object->size);
-    TRACE("Data size: %#x\n", object->size);
+    TRACE("Data size: %#x.\n", object->size);
 
     if (!object->size)
         return D3D_OK;