6139 help gcc figure out variable initialization

@@ -461,17 +461,16 @@
         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) {
+        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);
                 }
-                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");