diff --git a/reactos/dll/directx/quartz/control.c b/reactos/dll/directx/quartz/control.c
index d14e2219b43..9a50737ae91 100644
--- a/reactos/dll/directx/quartz/control.c
+++ b/reactos/dll/directx/quartz/control.c
@@ -278,6 +278,8 @@ static HRESULT ForwardCmdSeek( PCRITICAL_SECTION crit_sect, IBaseFilter* from, S
             IPin_Release( pin );
         }
     }
+    IEnumPins_Release( enumpins );
+
     if (foundend && allnotimpl)
         hr = E_NOTIMPL;
     else
diff --git a/reactos/dll/directx/quartz/mpegsplit.c b/reactos/dll/directx/quartz/mpegsplit.c
index 373e5372973..14d01a1590a 100644
--- a/reactos/dll/directx/quartz/mpegsplit.c
+++ b/reactos/dll/directx/quartz/mpegsplit.c
@@ -176,7 +176,6 @@ static HRESULT FillBuffer(MPEGSplitterImpl *This, IMediaSample *pCurrentSample)
 
     /* Find the next valid header.. it <SHOULD> be right here */
     assert(parse_header(fbuf, &length, &This->position) == S_OK);
-    assert(length == len || length + 4 == len);
     IMediaSample_SetActualDataLength(pCurrentSample, length);
 
     /* Queue the next sample */