From ded5781cb910d659ef77147c1186180adcede793 Mon Sep 17 00:00:00 2001
From: Corey Farwell <coreyf@rwell.org>
Date: Thu, 30 Apr 2015 19:20:59 -0400
Subject: [PATCH] Remove unnecessary 'mut' qualifier on doc-comment var

The variable doesn't need to be mutable.
---
 src/libstd/fs.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libstd/fs.rs b/src/libstd/fs.rs
index 2b15a4ff83e..5a05c61e064 100644
--- a/src/libstd/fs.rs
+++ b/src/libstd/fs.rs
@@ -643,7 +643,7 @@ impl Permissions {
     /// use std::fs::File;
     ///
     /// # fn foo() -> std::io::Result<()> {
-    /// let mut f = try!(File::create("foo.txt"));
+    /// let f = try!(File::create("foo.txt"));
     /// let metadata = try!(f.metadata());
     /// let mut permissions = metadata.permissions();
     ///