dont list services that have no instances

Signed-off-by: John Crispin <blogic@openwrt.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/service.c b/service.c
index 7db1c4a..ffbc584 100644
--- a/service.c
+++ b/service.c
@@ -212,6 +212,9 @@ service_dump(struct service *s, int verbose)
 	struct service_instance *in;
 	void *c, *i;
 
+	if (avl_is_empty(&s->instances.avl))
+		return;
+
 	c = blobmsg_open_table(&b, s->name);
 	i = blobmsg_open_table(&b, "instances");
 	if (verbose && s->trigger)