strmbase: Check for a NULL media type in IPin::ReceiveConnection().

Signed-off-by: Zebediah Figura <z.figura12@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

strmbase: Check for a NULL media type in IPin::ReceiveConnection().
88898cf5 · Zebediah Figura · Alexandre Julliard · 490b245a · 88898cf5
Commit 88898cf5 authored Dec 10, 2019 by Zebediah Figura Committed by Alexandre Julliard Dec 11, 2019
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pin.c dlls/strmbase/pin.c +3 -0

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--- a/dlls/strmbase/pin.c
+++ b/dlls/strmbase/pin.c
@@ -633,6 +633,9 @@ HRESULT WINAPI BaseInputPinImpl_ReceiveConnection(IPin * iface, IPin * pReceiveP
    TRACE("(%p)->(%p, %p)\n", This, pReceivePin, pmt);
    strmbase_dump_media_type(pmt);

+    if (!pmt)
+        return E_POINTER;
+
    EnterCriticalSection(&This->pin.filter->csFilter);
    {
        if (This->pin.filter->state != State_Stopped)