From: Arran Cudbard-Bell <a.cudbardb@freeradius.org>
Date: Fri, 29 Oct 2021 13:39:45 +0000 (-0400)
Subject: Disable dns lookups for fuzzers
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2600950ed2f24db1a4150fd9dc71a4afbb65b3a7;p=thirdparty%2Ffreeradius-server.git

Disable dns lookups for fuzzers
---

diff --git a/src/bin/fuzzer.c b/src/bin/fuzzer.c
index 5b4d2307212..ea95e7e6c26 100644
--- a/src/bin/fuzzer.c
+++ b/src/bin/fuzzer.c
@@ -154,6 +154,13 @@ int LLVMFuzzerInitialize(int *argc, char ***argv)
 		fr_exit_now(EXIT_FAILURE);
 	}
 
+	/*
+	 *	Disable hostname lookups, so we don't produce spurious DNS
+	 *	queries, and there's no chance of spurious failures if
+	 *	it takes a long time to get a response.
+	 */
+	fr_hostname_lookups = false;
+
 	dl_loader = dl_loader_init(NULL, NULL, 0, false);
 	if (!dl_loader) {
 		fr_perror("fuzzer: Failed initializing library loader");