fix leak of NegoToken
@@ -520,6 +520,8 @@ void credssp_auth_take_input_buffer(rdpCredsspAuth* auth, SecBuffer* buffer)
WINPR_ASSERT(auth);
WINPR_ASSERT(buffer);
+ sspi_SecBufferFree(&auth->input_buffer);
+
auth->input_buffer = *buffer;
auth->input_buffer.BufferType = SECBUFFER_TOKEN;
