From 24f21f22c10031a55c9b17f05782b57ccad62433 Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Wed, 8 Jul 2015 21:53:45 +0200
Subject: [PATCH] Stdin::read_line: read_line does not need a mutable borrow

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

diff --git a/src/libstd/io/stdio.rs b/src/libstd/io/stdio.rs
index 2a64d0f6e8c19..dc82377f2af8c 100644
--- a/src/libstd/io/stdio.rs
+++ b/src/libstd/io/stdio.rs
@@ -227,7 +227,7 @@ impl Stdin {
     //    in which case it will wait for the Enter key to be pressed before
     ///   continuing
     #[stable(feature = "rust1", since = "1.0.0")]
-    pub fn read_line(&mut self, buf: &mut String) -> io::Result<usize> {
+    pub fn read_line(&self, buf: &mut String) -> io::Result<usize> {
         self.lock().read_line(buf)
     }
 }