if (sp >= KEYRING_SEARCH_MAX_DEPTH)
                        continue;
 
-               if (!key_task_permission(make_key_ref(key, possessed),
-                                        context, KEY_SEARCH) < 0)
+               if (key_task_permission(make_key_ref(key, possessed),
+                                       context, KEY_SEARCH) < 0)
                        continue;
 
                /* stack the current position */
                        if (strcmp(keyring->description, name) != 0)
                                continue;
 
-                       if (!key_permission(make_key_ref(keyring, 0),
-                                           KEY_SEARCH) < 0)
+                       if (key_permission(make_key_ref(keyring, 0),
+                                          KEY_SEARCH) < 0)
                                continue;
 
                        /* found a potential candidate, but we still need to