doc: Fix remove unused variable

This commit depends on rust-lang#25148.
rydotyosh · May 6, 2015 · 08923fb · 08923fb
1 parent 5a83fa2
commit 08923fb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/doc/trpl/guessing-game.md b/src/doc/trpl/guessing-game.md
@@ -82,7 +82,7 @@ fn main() {
 
     let mut guess = String::new();
 
-    let input = io::stdin().read_line(&mut guess)
+    io::stdin().read_line(&mut guess)
         .ok()
         .expect("Failed to read line");