From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 13 Jun 2017 20:12:02 +0000 (+0100)
Subject: [Fix] Do not crash when resolver failed to initialize
X-Git-Tag: 1.6.1~7
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=9ee06af6e58a973d58bb5f749eed6b97dc3fe989;p=rspamd.git

[Fix] Do not crash when resolver failed to initialize
---

diff --git a/contrib/librdns/resolver.c b/contrib/librdns/resolver.c
index d6ddea576..ca93d7872 100644
--- a/contrib/librdns/resolver.c
+++ b/contrib/librdns/resolver.c
@@ -530,7 +530,7 @@ rdns_make_request_full (
 	const char *cur_name, *last_name = NULL;
 	struct rdns_compression_entry *comp = NULL;
 
-	if (!resolver->initialized) {
+	if (resolver == NULL || !resolver->initialized) {
 		return NULL;
 	}