From 50ce6bad07cbac05c9fcb5d239bc06ab9e17ce91 Mon Sep 17 00:00:00 2001
From: Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
Date: Fri, 30 Sep 2016 19:55:39 -0400
Subject: [PATCH] provide a way to detect a destroyed list

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

diff --git a/lib/list.c b/lib/list.c
index 36c321c64..aa87553de 100644
--- a/lib/list.c
+++ b/lib/list.c
@@ -57,7 +57,7 @@ void list_destroy(struct list *l, dtor_cb_t destructor, bool release)
 	
 	l->array = NULL;
 
-	l->length =
+	l->length = -1;
 	l->capacity = 0;
 
 	pthread_mutex_unlock(&l->lock);