fix another screwup/typo in 782dd70

diff --git a/libs/backends/alsa/alsa_audiobackend.cc b/libs/backends/alsa/alsa_audiobackend.cc
index 3462103023276889e1a9d87b5fd0fc9990484154..2c262f5e2902d5b2dc66d0adeedc6949794dc3ce 100644 (file)
--- a/libs/backends/alsa/alsa_audiobackend.cc
+++ b/libs/backends/alsa/alsa_audiobackend.cc
@@ -1573,7 +1573,7 @@ AlsaAudioBackend::main_process_thread ()
                                rm->sync_time (clock1);
                        }
 
-                       _last_process_start = -1;
+                       _last_process_start = 0;
                        if (engine.process_callback (_samples_per_period)) {
                                _pcmi->pcm_stop ();
                                _active = false;