Simplified and fixed semantic

diff --git a/src/conf.c b/src/conf.c
index 60d73062af3eda66c14cbaf065545bf90f642328..17244a86a3e2639cf88fa1fb2c032f93a9568078 100644 (file)
--- a/src/conf.c
+++ b/src/conf.c
@@ -1451,25 +1451,21 @@ int snd_config_search_alias(snd_config_t *config,
                            const char *base, const char *key,
                            snd_config_t **result)
 {
-       snd_config_t *res;
+       snd_config_t *res = NULL;
        int err;
        assert(config && key);
-       if (base) {
-               err = snd_config_searchv(config, &res, base, key, NULL);
-       } else {
+       do {
                err = snd_config_search(config, key, &res);
-       }
-       if (err < 0)
-               return err;
-       while (snd_config_get_string(res, &base) >= 0) {
-               err = snd_config_search(config, base, &res);
-               if (err >= 0) {
-                       if (snd_config_get_string(res, &key) >= 0)
-                               err = snd_config_search(res, key, &res);
+               if (err < 0) {
+                       if (!base)
+                               break;
+                       err = snd_config_searchv(config, &res, base, key, NULL);
+                       if (err < 0)
+                               break;
                }
-               if (err < 0)
-                       break;
-       }
+       } while (snd_config_get_string(res, &key) >= 0);
+       if (!res)
+               return err;
        if (result)
                *result = res;
        return 0;