mpegts input: do not join non-existent threads

diff --git a/src/input/mpegts/mpegts_input.c b/src/input/mpegts/mpegts_input.c
index e5e439e607494dc9c1e28567bc0135c1b432b94a..01e45e65e5a15e35067bf1d68a4945c77338ffa1 100644 (file)
--- a/src/input/mpegts/mpegts_input.c
+++ b/src/input/mpegts/mpegts_input.c
@@ -1814,8 +1814,10 @@ mpegts_input_thread_stop ( mpegts_input_t *mi )
 
   /* Join threads (relinquish lock due to potential deadlock) */
   pthread_mutex_unlock(&global_lock);
-  pthread_join(mi->mi_input_tid, NULL);
-  pthread_join(mi->mi_table_tid, NULL);
+  if (mi->mi_input_tid)
+    pthread_join(mi->mi_input_tid, NULL);
+  if (mi->mi_table_tid)
+    pthread_join(mi->mi_table_tid, NULL);
   pthread_mutex_lock(&global_lock);
 }