6139 help gcc figure out variable initialization

*** 461,477 ****
          if ((node->hp_type == HP_NODE_CONNECTOR) ||
              (node->hp_type == HP_NODE_PORT))
                  (void) strlcpy(connection, node->hp_name, MAXPATHLEN);
  
          /* Trace back to the root node, accumulating components */
!         for (parent = node; parent != NULL; parent = parent->hp_parent) {
                  if (parent->hp_type == HP_NODE_DEVICE) {
                          (void) strlcat(components, "/", MAXPATHLEN);
                          (void) strlcat(components, parent->hp_name, MAXPATHLEN);
                  }
-                 if (parent->hp_parent == NULL)
-                         root = parent;
          }
  
          /* Ensure the snapshot actually contains a base path */
          if (root->hp_basepath == NULL) {
                  i_hp_dprintf("hp_path: missing base pathname.\n");
--- 461,476 ----
          if ((node->hp_type == HP_NODE_CONNECTOR) ||
              (node->hp_type == HP_NODE_PORT))
                  (void) strlcpy(connection, node->hp_name, MAXPATHLEN);
  
          /* Trace back to the root node, accumulating components */
!         for (parent = node, root = parent; parent != NULL;
!             root = parent, parent = parent->hp_parent) {
                  if (parent->hp_type == HP_NODE_DEVICE) {
                          (void) strlcat(components, "/", MAXPATHLEN);
                          (void) strlcat(components, parent->hp_name, MAXPATHLEN);
                  }
          }
  
          /* Ensure the snapshot actually contains a base path */
          if (root->hp_basepath == NULL) {
                  i_hp_dprintf("hp_path: missing base pathname.\n");