fuzz: limit memcap for datasets when fuzzing

diff --git a/src/util-thash.c b/src/util-thash.c
index 2753dae17d8901f82923ed3fc63a0eb0b9f4528d..a90558066b1ea4d311b2eb8e8712559dad1be49c 100644 (file)
--- a/src/util-thash.c
+++ b/src/util-thash.c
@@ -308,16 +308,16 @@ THashTableContext *THashInit(const char *cnf_prefix, size_t data_size,
     ctx->config.hash_size = hashsize > 0 ? hashsize : THASH_DEFAULT_HASHSIZE;
     /* Reset memcap in case of loading from file to the highest possible value
      unless defined by the rule keyword */
+#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
+    // limit memcap size to default when fuzzing
+    ctx->config.memcap = THASH_DEFAULT_MEMCAP;
+#else
     if (memcap > 0) {
         ctx->config.memcap = memcap;
     } else {
-#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
-        // limit hash size to default when fuzzing
-        ctx->config.memcap = THASH_DEFAULT_MEMCAP;
-#else
         ctx->config.memcap = reset_memcap ? UINT64_MAX : THASH_DEFAULT_MEMCAP;
-#endif
     }
+#endif
     ctx->config.prealloc = THASH_DEFAULT_PREALLOC;
 
     SC_ATOMIC_INIT(ctx->counter);