Davide Beatrici : winepulse: Return E_UNEXPECTED with invalid dataflow in GetAudioEndpoint.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 32775c875f6022b730a34e8b0a7f12a6ab903178
URL:    https://gitlab.winehq.org/wine/wine/-/commit/32775c875f6022b730a34e8b0a7f12a...

Author: Davide Beatrici 
Date:   Wed Jun 28 09:10:38 2023 +0200

winepulse: Return E_UNEXPECTED with invalid dataflow in GetAudioEndpoint.

---

dlls/winepulse.drv/mmdevdrv.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dlls/winepulse.drv/mmdevdrv.c b/dlls/winepulse.drv/mmdevdrv.c
index b3b0bad2990..908202c44a8 100644
--- a/dlls/winepulse.drv/mmdevdrv.c
+++ b/dlls/winepulse.drv/mmdevdrv.c
@@ -342,6 +342,9 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient
     if (!get_pulse_name_by_guid(guid, pulse_name, &dataflow))
         return AUDCLNT_E_DEVICE_INVALIDATED;

+    if (dataflow != eRender && dataflow != eCapture)
+        return E_UNEXPECTED;
+
     *out = NULL;

len = strlen(pulse_name) + 1;