From 59238768b3b05fa134348d2232b42537d0403994 Mon Sep 17 00:00:00 2001
From: Maria Matejka <mq@ucw.cz>
Date: Mon, 19 Aug 2019 14:43:14 +0200
Subject: [PATCH] Slab: Init node in slab head to NULLs.

---
 lib/slab.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/slab.c b/lib/slab.c
index 5c414f9e..c3035b45 100644
--- a/lib/slab.c
+++ b/lib/slab.c
@@ -216,8 +216,11 @@ sl_new_head(slab *s)
   struct sl_obj *no;
   uint n = s->objs_per_slab;
 
-  h->first_free = o;
-  h->num_full = 0;
+  *h = (struct sl_head) {
+    .first_free = o,
+    .num_full = 0,
+  };
+
   while (n--)
     {
       o->slab = h;