From 5404dc7f6d5673a9b47e1fa4f4ed7946dd31402c Mon Sep 17 00:00:00 2001
From: Victor Julien <victor@inliniac.net>
Date: Thu, 9 Apr 2020 10:05:21 +0200
Subject: [PATCH] fuzz/siginit: cleanup detect engine every 1024 runs

---
 src/tests/fuzz/fuzz_siginit.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/tests/fuzz/fuzz_siginit.c b/src/tests/fuzz/fuzz_siginit.c
index 155e63964b..8deba009b2 100644
--- a/src/tests/fuzz/fuzz_siginit.c
+++ b/src/tests/fuzz/fuzz_siginit.c
@@ -13,6 +13,7 @@
 
 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size);
 
+static uint32_t cnt = 0;
 DetectEngineCtx *de_ctx = NULL;
 
 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
@@ -28,6 +29,13 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
         SigTableSetup();
         SCReferenceConfInit();
         SCClassConfInit();
+    }
+    if (cnt++ == 1024) {
+        DetectEngineCtxFree(de_ctx);
+        de_ctx = NULL;
+        cnt = 0;
+    }
+    if (de_ctx == NULL) {
         de_ctx = DetectEngineCtxInit();
         BUG_ON(de_ctx == NULL);
         de_ctx->flags |= DE_QUIET;
-- 
2.47.2