From 038f792e211bef4f61b7e979c041e8f4e531f045 Mon Sep 17 00:00:00 2001
From: Jonathan Pallant <jonathan.pallant@42technology.com>
Date: Fri, 19 Nov 2021 17:38:32 +0000
Subject: [PATCH] Apply clippy's suggestions.

---
 rp2040-hal/src/sio.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rp2040-hal/src/sio.rs b/rp2040-hal/src/sio.rs
index ecd0466..4c326b2 100644
--- a/rp2040-hal/src/sio.rs
+++ b/rp2040-hal/src/sio.rs
@@ -122,7 +122,7 @@ impl SioFifo {
 
     /// Read from the FIFO until it is empty, throwing the contents away.
     pub fn drain(&mut self) {
-        while let Some(_) = self.read() {
+        while self.read().is_some() {
             // Spin until FIFO empty
         }
     }