From db3b188ab97113a086158a7f0bb32371320a5ff4 Mon Sep 17 00:00:00 2001
From: Bo-Yi Wu <appleboy.tw@gmail.com>
Date: Mon, 27 Jan 2020 17:13:47 +0800
Subject: [PATCH] tree: remove duplicate assignment

copy from https://github.com/julienschmidt/httprouter/commit/cfa3cb764b4fc4eb98cae67a2020a91c79e065be
---
 tree.go | 2 --
 1 file changed, 2 deletions(-)

diff --git a/tree.go b/tree.go
index 89f74deb..6335b52a 100644
--- a/tree.go
+++ b/tree.go
@@ -464,7 +464,6 @@ walk: // Outer loop for walking the tree
 				for i, max := 0, len(indices); i < max; i++ {
 					if c == indices[i] {
 						n = n.children[i]
-						prefix = n.path
 						continue walk
 					}
 				}
@@ -508,7 +507,6 @@ walk: // Outer loop for walking the tree
 					if len(n.children) > 0 {
 						path = path[end:]
 						n = n.children[0]
-						prefix = n.path
 						continue walk
 					}