[PATCH 5/5] strmbase: Check if the pin is already connected in source_Connect().
Zebediah Figura
z.figura12 at gmail.com
Wed Feb 5 19:50:07 CST 2020
Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
---
dlls/strmbase/pin.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/dlls/strmbase/pin.c b/dlls/strmbase/pin.c
index 90064c25d4d..18631410b77 100644
--- a/dlls/strmbase/pin.c
+++ b/dlls/strmbase/pin.c
@@ -463,6 +463,13 @@ static HRESULT WINAPI source_Connect(IPin *iface, IPin *peer, const AM_MEDIA_TYP
EnterCriticalSection(&pin->pin.filter->csFilter);
+ if (pin->pin.peer)
+ {
+ LeaveCriticalSection(&pin->pin.filter->csFilter);
+ WARN("Pin is already connected, returning VFW_E_ALREADY_CONNECTED.\n");
+ return VFW_E_ALREADY_CONNECTED;
+ }
+
if (pin->pin.filter->state != State_Stopped)
{
LeaveCriticalSection(&pin->pin.filter->csFilter);
--
2.25.0
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