avahi: try to fix crash when avahi client cannot be created, fixes #3041

tvheadend · Sep 4, 2015 · 8aa67a4 · 8aa67a4
1 parent af643fa
commit 8aa67a4
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/src/avahi.c b/src/avahi.c
@@ -280,10 +280,12 @@ avahi_thread(void *aux)
 
     ac = avahi_client_new(avahi_poll, AVAHI_CLIENT_NO_FAIL, client_callback, NULL, NULL);
 
-    while((avahi_do_restart == 0) &&
-          (avahi_simple_poll_iterate(avahi_asp, -1) == 0));
+    if (ac) {
+      while((avahi_do_restart == 0) &&
+            (avahi_simple_poll_iterate(avahi_asp, -1) == 0));
 
-    avahi_client_free(ac);
+      avahi_client_free(ac);
+    }
 
     name = NULL;
     free(name2);