Silence code analyzers, check correct variable for NULL.
@@ -157,7 +157,7 @@ static DWORD WINAPI audin_oss_thread_func(LPVOID arg)
UINT error = 0;
DWORD status;
- if (arg == NULL)
+ if (oss == NULL)
{
error = ERROR_INVALID_PARAMETER;
goto err_out;
