dovecot-2.2: lib-http auth: Fixed segfault occurring in http_aut...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/f73ed907fe64
changeset: 18953:f73ed907fe64
user:      Stephan Bosch <stephan at rename-it.nl>
date:      Tue Aug 18 20:39:24 2015 +0300
description:
lib-http auth: Fixed segfault occurring in http_auth_challenge_copy() when there are no parameters.

diffstat:

 src/lib-http/http-auth.c |  3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diffs (13 lines):

diff -r 4d7a83ddb644 -r f73ed907fe64 src/lib-http/http-auth.c
--- a/src/lib-http/http-auth.c	Tue Aug 18 20:39:06 2015 +0300
+++ b/src/lib-http/http-auth.c	Tue Aug 18 20:39:24 2015 +0300
@@ -370,6 +370,9 @@
 {
 	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;