winbind: Use idmap_config_const_string in idmap_init_named_domain

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>

diff --git a/source3/winbindd/idmap.c b/source3/winbindd/idmap.c
index 9978e10b499b52ea009f0a421a51cbd8e62476e2..8971e7ffcf3878d226ff3def57059dd20b8a882f 100644 (file)
--- a/source3/winbindd/idmap.c
+++ b/source3/winbindd/idmap.c
@@ -454,7 +454,6 @@ static struct idmap_domain *idmap_init_named_domain(TALLOC_CTX *mem_ctx,
                                                    const char *domname)
 {
        struct idmap_domain *result = NULL;
-       char *config_option;
        const char *backend;
        bool ok;
 
@@ -463,14 +462,7 @@ static struct idmap_domain *idmap_init_named_domain(TALLOC_CTX *mem_ctx,
                return NULL;
        }
 
-       config_option = talloc_asprintf(talloc_tos(), "idmap config %s",
-                                       domname);
-       if (config_option == NULL) {
-               DEBUG(0, ("talloc failed\n"));
-               goto fail;
-       }
-
-       backend = lp_parm_const_string(-1, config_option, "backend", NULL);
+       backend = idmap_config_const_string(domname, "backend", NULL);
        if (backend == NULL) {
                DEBUG(10, ("no idmap backend configured for domain '%s'\n",
                           domname));
@@ -482,11 +474,9 @@ static struct idmap_domain *idmap_init_named_domain(TALLOC_CTX *mem_ctx,
                goto fail;
        }
 
-       TALLOC_FREE(config_option);
        return result;
 
 fail:
-       TALLOC_FREE(config_option);
        TALLOC_FREE(result);
        return NULL;
 }