From 37c9b0e331dbc76e70b3d1bc591300d0d29ecc70 Mon Sep 17 00:00:00 2001
From: Roy Ivy III <rivy.dev@gmail.com>
Date: Fri, 27 Dec 2019 14:59:28 -0600
Subject: [PATCH] refactor/polish ~ fix `cargo clippy` complaints ('better' ref
 use/toplevel_ref_arg)

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

diff --git a/src/printf/printf.rs b/src/printf/printf.rs
index ecca28128..05b4b9464 100644
--- a/src/printf/printf.rs
+++ b/src/printf/printf.rs
@@ -282,7 +282,7 @@ pub fn uumain(args: Vec<String>) -> i32 {
         );
         return 1;
     }
-    let ref formatstr = args[1];
+    let formatstr = &args[1];
 
     if formatstr == "--help" {
         print!("{} {}", LONGHELP_LEAD, LONGHELP_BODY);