From 33d27d9efa5547958a9a671757d300bdce50661c Mon Sep 17 00:00:00 2001
From: Stephen Marz <stephen.marz@utk.edu>
Date: Sat, 5 Oct 2019 00:18:24 -0400
Subject: [PATCH] Use byte iterator

---
 risc_v/ch2/src/uart.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/risc_v/ch2/src/uart.rs b/risc_v/ch2/src/uart.rs
index e99e8ba..4065d07 100755
--- a/risc_v/ch2/src/uart.rs
+++ b/risc_v/ch2/src/uart.rs
@@ -11,8 +11,8 @@ pub struct Uart {
 
 impl Write for Uart {
 	fn write_str(&mut self, out: &str) -> Result<(), Error> {
-		for c in out.as_bytes() {
-			self.put(*c);
+		for c in out.bytes() {
+			self.put(c);
 		}
 		Ok(())
 	}