From 3372edb35f0b58781a74b2357cad73d50998b023 Mon Sep 17 00:00:00 2001
From: Andrew Gallant <jamslam@gmail.com>
Date: Sun, 7 Dec 2014 15:51:25 -0500
Subject: Unnecessary mutability.

---
 src/config.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/config.rs b/src/config.rs
index 52eeb72..10634f1 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -164,7 +164,7 @@ impl Config {
 
     pub fn index_files(&self)
            -> io::IoResult<Option<(csv::Reader<io::File>, io::File)>> {
-        let (mut csv_file, mut idx_file) = match (&self.path, &self.idx_path) {
+        let (csv_file, idx_file) = match (&self.path, &self.idx_path) {
             (&None, &None) => return Ok(None),
             (&None, &Some(ref p)) => return Err(io::IoError {
                 kind: io::OtherIoError,
-- 
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