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-rw-r--r--source3/libads/ldap.c48
1 files changed, 37 insertions, 11 deletions
diff --git a/source3/libads/ldap.c b/source3/libads/ldap.c
index 1e726f5e55..927b86fe93 100644
--- a/source3/libads/ldap.c
+++ b/source3/libads/ldap.c
@@ -1276,8 +1276,8 @@ char *ads_ou_string(ADS_STRUCT *ads, const char *org_unit)
char *ads_default_ou_string(ADS_STRUCT *ads, const char *wknguid)
{
ADS_STATUS status;
- LDAPMessage *res;
- char *base, *wkn_dn, *ret, **wkn_dn_exp, **bind_dn_exp;
+ LDAPMessage *res = NULL;
+ char *base, *wkn_dn, *ret = NULL, **wkn_dn_exp, **bind_dn_exp;
const char *attrs[] = {"distinguishedName", NULL};
int new_ln, wkn_ln, bind_ln, i;
@@ -1293,20 +1293,28 @@ char *ads_default_ou_string(ADS_STRUCT *ads, const char *wknguid)
status = ads_search_dn(ads, &res, base, attrs);
if (!ADS_ERR_OK(status)) {
DEBUG(1,("Failed while searching for: %s\n", base));
- SAFE_FREE(base);
- return NULL;
+ goto out;
}
- SAFE_FREE(base);
if (ads_count_replies(ads, res) != 1) {
- ads_msgfree(ads, res);
- return NULL;
+ goto out;
}
/* substitute the bind-path from the well-known-guid-search result */
wkn_dn = ads_get_dn(ads, res);
+ if (!wkn_dn) {
+ goto out;
+ }
+
wkn_dn_exp = ldap_explode_dn(wkn_dn, 0);
+ if (!wkn_dn_exp) {
+ goto out;
+ }
+
bind_dn_exp = ldap_explode_dn(ads->config.bind_path, 0);
+ if (!bind_dn_exp) {
+ goto out;
+ }
for (wkn_ln=0; wkn_dn_exp[wkn_ln]; wkn_ln++)
;
@@ -1316,18 +1324,36 @@ char *ads_default_ou_string(ADS_STRUCT *ads, const char *wknguid)
new_ln = wkn_ln - bind_ln;
ret = SMB_STRDUP(wkn_dn_exp[0]);
+ if (!ret) {
+ goto out;
+ }
for (i=1; i < new_ln; i++) {
- char *s;
- asprintf(&s, "%s,%s", ret, wkn_dn_exp[i]);
+ char *s = NULL;
+
+ if (asprintf(&s, "%s,%s", ret, wkn_dn_exp[i]) == -1) {
+ SAFE_FREE(ret);
+ goto out;
+ }
+
+ SAFE_FREE(ret);
ret = SMB_STRDUP(s);
free(s);
+ if (!ret) {
+ goto out;
+ }
}
+ out:
+ SAFE_FREE(base);
ads_msgfree(ads, res);
ads_memfree(ads, wkn_dn);
- ldap_value_free(wkn_dn_exp);
- ldap_value_free(bind_dn_exp);
+ if (wkn_dn_exp) {
+ ldap_value_free(wkn_dn_exp);
+ }
+ if (bind_dn_exp) {
+ ldap_value_free(bind_dn_exp);
+ }
return ret;
}