From e414a52b5102e8d364510393582af6a86f345d05 Mon Sep 17 00:00:00 2001
From: axon-q <axon-q@axon-q.cc>
Date: Tue, 12 Jun 2018 13:48:23 +0000
Subject: [PATCH] content_disposition: remove unnecessary allocations

---
 src/header/common/content_disposition.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/header/common/content_disposition.rs b/src/header/common/content_disposition.rs
index 0edebfedb..ff04ef565 100644
--- a/src/header/common/content_disposition.rs
+++ b/src/header/common/content_disposition.rs
@@ -193,8 +193,9 @@ impl fmt::Display for ContentDisposition {
                         }
                     }
                     if use_simple_format {
+                        use std::str;
                         try!(write!(f, "; filename=\"{}\"",
-                                    match String::from_utf8(bytes.clone()) {
+                                    match str::from_utf8(bytes) {
                                         Ok(s) => s,
                                         Err(_) => return Err(fmt::Error),
                                     }));