From 86f099e6ca0e09dd5fe44816238a4323c63f9ee7 Mon Sep 17 00:00:00 2001 From: Jakub Hrozek Date: Wed, 3 Aug 2016 17:43:14 +0200 Subject: [PATCH 75/82] PAM: Do not act on ldb_message in case of a failure MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Lukáš Slebodník --- src/responder/pam/pamsrv_cmd.c | 33 ++++++++++++++++++--------------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/src/responder/pam/pamsrv_cmd.c b/src/responder/pam/pamsrv_cmd.c index 66564f5d301a53dcdb5967f43ef4afdb897e9974..be54fbf9b627d0ec1c3b0416401885245794cf9f 100644 --- a/src/responder/pam/pamsrv_cmd.c +++ b/src/responder/pam/pamsrv_cmd.c @@ -1534,21 +1534,24 @@ static int pam_check_user_search(struct pam_auth_req *preq) if (preq->pd->name_is_upn) { ret = sysdb_search_user_by_upn(preq, dom, name, user_attrs, &msg); - - /* Since sysdb_search_user_by_upn() searches the whole cache we - * have to set the domain so that it matches the result. */ - sysdb_name = ldb_msg_find_attr_as_string(msg, SYSDB_NAME, NULL); - if (sysdb_name == NULL) { - DEBUG(SSSDBG_CRIT_FAILURE, "Cached entry has no name.\n"); - return EINVAL; - } - preq->domain = find_domain_by_object_name(get_domains_head(dom), - sysdb_name); - if (preq->domain == NULL) { - DEBUG(SSSDBG_CRIT_FAILURE, - "Cannot find matching domain for [%s].\n", - sysdb_name); - return EINVAL; + if (ret == EOK) { + /* Since sysdb_search_user_by_upn() searches the whole cache we + * have to set the domain so that it matches the result. */ + sysdb_name = ldb_msg_find_attr_as_string(msg, + SYSDB_NAME, NULL); + if (sysdb_name == NULL) { + DEBUG(SSSDBG_CRIT_FAILURE, "Cached entry has no name.\n"); + return EINVAL; + } + preq->domain = find_domain_by_object_name( + get_domains_head(dom), + sysdb_name); + if (preq->domain == NULL) { + DEBUG(SSSDBG_CRIT_FAILURE, + "Cannot find matching domain for [%s].\n", + sysdb_name); + return EINVAL; + } } } else { ret = sysdb_getpwnam_with_views(preq, dom, name, &res); -- 2.4.11