[PATCH] strmbase: Move NULL check up a bit (Coverity)

[Marcus Meissner]

Hi,

we ZeroMemory the pointer before we check it against NULL,
reverse the checks.  CID 2018.

Ciao, Marcus
---
 dlls/strmbase/transform.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/dlls/strmbase/transform.c b/dlls/strmbase/transform.c
index cfde074..791d27e 100644
--- a/dlls/strmbase/transform.c
+++ b/dlls/strmbase/transform.c
@@ -222,11 +222,12 @@ HRESULT TransformFilter_Construct(const IBaseFilterVtbl *pVtbl, LONG filter_size
     assert(filter_size >= sizeof(TransformFilter));
 
     pTf = CoTaskMemAlloc(filter_size);
-    ZeroMemory(pTf, filter_size);
 
     if (!pTf)
         return E_OUTOFMEMORY;
 
+    ZeroMemory(pTf, filter_size);
+
     if (SUCCEEDED(TransformFilter_Init(pVtbl, pClsid, pFuncsTable, pTf)))
     {
         *ppTransformFilter = (IBaseFilter*)(&pTf->filter.lpVtbl);
-- 
1.7.3.4