From: Stephan Bosch <stephan@rename-it.nl>
Date: Tue, 18 Aug 2015 17:39:24 +0000 (+0300)
Subject: lib-http auth: Fixed segfault occurring in http_auth_challenge_copy() when there... 
X-Git-Tag: 2.2.19.rc1~241
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=77f3d7fc65d4335e85faf088f056d462df17ffd5;p=thirdparty%2Fdovecot%2Fcore.git

lib-http auth: Fixed segfault occurring in http_auth_challenge_copy() when there are no parameters.
---

diff --git a/src/lib-http/http-auth.c b/src/lib-http/http-auth.c
index 690b64e950..9804491e22 100644
--- a/src/lib-http/http-auth.c
+++ b/src/lib-http/http-auth.c
@@ -370,6 +370,9 @@ http_auth_params_clone(pool_t pool,
 {
 	const struct http_auth_param *sparam;
 
+	if (!array_is_created(src))
+		return;
+
 	p_array_init(dst, pool, 4);
 	array_foreach(src, sparam) {
 		struct http_auth_param nparam;