From b1028e98295e12ad8f037164007aac16f2f0fbaa Mon Sep 17 00:00:00 2001
From: Steffen Vogel <post@steffenvogel.de>
Date: Tue, 12 Feb 2019 22:04:39 +0100
Subject: [PATCH] stats: fail if node has no stats hook

---
 lib/nodes/stats.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/nodes/stats.c b/lib/nodes/stats.c
index c3135bcbc..bc157421c 100644
--- a/lib/nodes/stats.c
+++ b/lib/nodes/stats.c
@@ -176,7 +176,7 @@ int stats_node_read(struct node *n, struct sample *smps[], unsigned cnt, unsigne
 		return 0;
 
 	if (!sn->node->stats)
-		return 0;
+		return -1;
 
 	task_wait(&sn->task);