[PATCH 3/5] wineoss: Return E_INVALIDARG with invalid dataflow in GetAudioEndpoint.

[Davide Beatrici]

From: Davide Beatrici

---
 dlls/wineoss.drv/mmdevdrv.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dlls/wineoss.drv/mmdevdrv.c b/dlls/wineoss.drv/mmdevdrv.c
index 3322374cb90..5a1e2414806 100644
--- a/dlls/wineoss.drv/mmdevdrv.c
+++ b/dlls/wineoss.drv/mmdevdrv.c
@@ -306,6 +306,10 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev,
         WARN("Unknown GUID: %s\n", debugstr_guid(guid));
         return AUDCLNT_E_DEVICE_INVALIDATED;
     }
+
+    if(oss_dev->flow != eRender && oss_dev->flow != eCapture)
+        return E_INVALIDARG;
+
     len = strlen(oss_dev->devnode);
     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, offsetof(ACImpl, device_name[len + 1]));
     if(!This)