From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 22 Nov 2016 15:17:16 +0000 (+0000)
Subject: [Fix] Fix hyperscan usage for non compatible platforms
X-Git-Tag: 1.4.1~101
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=23c75a3c766039f8fc5622c984edd33cafbae929;p=thirdparty%2Frspamd.git

[Fix] Fix hyperscan usage for non compatible platforms

Issue: #1164
Reported by: @jirireischig
---

diff --git a/src/libutil/map.c b/src/libutil/map.c
index eaaea4ac05..07ce616c27 100644
--- a/src/libutil/map.c
+++ b/src/libutil/map.c
@@ -2278,6 +2278,12 @@ rspamd_re_map_finalize (struct rspamd_regexp_map *re_map)
 
 	map = re_map->map;
 
+	if (!(map->cfg->libs_ctx->crypto_ctx->cpu_config & CPUID_SSSE3)) {
+		msg_info_map ("disable hyperscan for map %s, ssse3 instructons are not supported by CPU",
+				map->name);
+		return;
+	}
+
 	if (hs_populate_platform (&plt) != HS_SUCCESS) {
 		msg_err_map ("cannot populate hyperscan platform");
 		return;