From 3c1713aeed4dc7d1ac25e9e365b8bd98afead638 Mon Sep 17 00:00:00 2001
From: Tomas Mraz <tomas@openssl.org>
Date: Thu, 22 Aug 2024 14:49:05 +0200
Subject: [PATCH] fuzz/hashtable.c: rc == -1 on insert is OK when fuzzing

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Neil Horman <nhorman@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/25273)
---
 fuzz/hashtable.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/fuzz/hashtable.c b/fuzz/hashtable.c
index b131d16bcc..38d2295076 100644
--- a/fuzz/hashtable.c
+++ b/fuzz/hashtable.c
@@ -188,6 +188,10 @@ int FuzzerTestOneInput(const uint8_t *buf, size_t len)
             rc = ossl_ht_fz_FUZZER_VALUE_insert(fuzzer_table, TO_HT_KEY(&key),
                                                 valptr, NULL);
 
+        if (rc == -1)
+            /* failed to grow the hash table due to too many collisions */
+            break;
+
         /*
          * mark the entry as being allocated
          */