Tiny url-util.el code clean-up.

diff --git a/lisp/url/url-util.el b/lisp/url/url-util.el
index 848eb66e54bc1351349aeaf8bf5d0ea5a5fc8535..d12bd5447fa6e4b522949e1e55371954ddf4f972 100644 (file)
--- a/lisp/url/url-util.el
+++ b/lisp/url/url-util.el
@@ -330,8 +330,7 @@ forbidden in URL encoding."
                     " ")
                    (t (byte-to-string code))))
              str (substring str (match-end 0)))))
-    (setq tmp (concat tmp str))
-    tmp))
+    (concat tmp str)))
 
 (defconst url-unreserved-chars
   '(