From a225804575acc19ff306436624d3002a1eadbb61 Mon Sep 17 00:00:00 2001
From: David Korczynski <david@adalogics.com>
Date: Fri, 22 Sep 2023 23:26:51 +0100
Subject: [PATCH] scheduler: use calloc instead of malloc

This is fixing a use-after-free if multiple schedulers are used in a
single run.

Fixes: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=60089

Signed-off-by: David Korczynski <david@adalogics.com>
---
 src/flb_scheduler.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/flb_scheduler.c b/src/flb_scheduler.c
index 597f6f5776e..91f70682822 100644
--- a/src/flb_scheduler.c
+++ b/src/flb_scheduler.c
@@ -523,7 +523,7 @@ struct flb_sched *flb_sched_create(struct flb_config *config,
     struct flb_sched *sched;
     struct flb_sched_timer *timer;
 
-    sched = flb_malloc(sizeof(struct flb_sched));
+    sched = flb_calloc(1, sizeof(struct flb_sched));
     if (!sched) {
         flb_errno();
         return NULL;