[PATCH 5/5] d3dx9: Correctly handle out of memory conditions while reallocating children array.
Matteo Bruni
mbruni at codeweavers.com
Tue Aug 26 09:13:09 CDT 2014
---
dlls/d3dx9_36/xfile.c | 22 ++++++++++++++++------
1 file changed, 16 insertions(+), 6 deletions(-)
diff --git a/dlls/d3dx9_36/xfile.c b/dlls/d3dx9_36/xfile.c
index f5f3bae..34602c9 100644
--- a/dlls/d3dx9_36/xfile.c
+++ b/dlls/d3dx9_36/xfile.c
@@ -338,15 +338,20 @@ static HRESULT d3dx9_file_data_create(IDirectXFileObject *dxfile_object, ID3DXFi
while (SUCCEEDED(ret = IDirectXFileData_GetNextObject(object->dxfile_data, &data_object)))
{
+ ID3DXFileData **new_children;
+
if (object->children)
- object->children = HeapReAlloc(GetProcessHeap(), 0, object->children, sizeof(ID3DXFileData*) * (object->nb_children + 1));
+ new_children = HeapReAlloc(GetProcessHeap(), 0, object->children,
+ sizeof(*object->children) * (object->nb_children + 1));
else
- object->children = HeapAlloc(GetProcessHeap(), 0, sizeof(ID3DXFileData*));
- if (!object->children)
+ new_children = HeapAlloc(GetProcessHeap(), 0, sizeof(*object->children));
+ if (!new_children)
{
ret = E_OUTOFMEMORY;
break;
}
+ object->children = new_children;
+
ret = d3dx9_file_data_create(data_object, &object->children[object->nb_children]);
IUnknown_Release(data_object);
if (FAILED(ret))
@@ -594,15 +599,20 @@ static HRESULT WINAPI d3dx9_file_CreateEnumObject(ID3DXFile *iface, const void *
/* Fill enum object with top level data objects */
while (SUCCEEDED(ret = IDirectXFileEnumObject_GetNextDataObject(dxfile_enum_object, &data_object)))
{
+ ID3DXFileData **new_children;
+
if (object->children)
- object->children = HeapReAlloc(GetProcessHeap(), 0, object->children, sizeof(*object->children) * (object->nb_children + 1));
+ new_children = HeapReAlloc(GetProcessHeap(), 0, object->children,
+ sizeof(*object->children) * (object->nb_children + 1));
else
- object->children = HeapAlloc(GetProcessHeap(), 0, sizeof(*object->children));
- if (!object->children)
+ new_children = HeapAlloc(GetProcessHeap(), 0, sizeof(*object->children));
+ if (!new_children)
{
ret = E_OUTOFMEMORY;
break;
}
+ object->children = new_children;
+
ret = d3dx9_file_data_create((IDirectXFileObject*)data_object,
&object->children[object->nb_children]);
IUnknown_Release(data_object);
--
1.8.5.5
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