win-wasapi: Fix potential null pointer deref in enumeration

b5581938 · jp9000 · 847b3013 · b5581938
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plugins/win-wasapi/enum-wasapi.cpp plugins/win-wasapi/enum-wasapi.cpp +1 -1

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--- a/plugins/win-wasapi/enum-wasapi.cpp
+++ b/plugins/win-wasapi/enum-wasapi.cpp
@@ -20,7 +20,7 @@ string GetDeviceName(IMMDevice *device)
 		PropVariantInit(&nameVar);
 		res = store->GetValue(PKEY_Device_FriendlyName, &nameVar);

-		if (SUCCEEDED(res)) {
+		if (SUCCEEDED(res) && nameVar.pwszVal && *nameVar.pwszVal) {
 			size_t len = wcslen(nameVar.pwszVal);
 			size_t size;