diff --git a/src/bin/mavlink-dump.rs b/src/bin/mavlink-dump.rs
index 2f262af9f9..9d30e84d40 100644
--- a/src/bin/mavlink-dump.rs
+++ b/src/bin/mavlink-dump.rs
@@ -49,7 +49,7 @@ fn main() {
                 println!("received: {msg:?}");
             }
             Err(MessageReadError::Io(e)) => {
-                if let std::io::ErrorKind::WouldBlock = e.kind() {
+                if e.kind() == std::io::ErrorKind::WouldBlock {
                     //no messages currently available to receive -- wait a while
                     thread::sleep(Duration::from_secs(1));
                     continue;
diff --git a/src/embedded.rs b/src/embedded.rs
index 64138a5b14..574ae2b826 100644
--- a/src/embedded.rs
+++ b/src/embedded.rs
@@ -5,8 +5,8 @@ pub trait Read {
     fn read_u8(&mut self) -> Result<u8, MessageReadError>;
 
     fn read_exact(&mut self, buf: &mut [u8]) -> Result<(), MessageReadError> {
-        for i in 0..buf.len() {
-            buf[i] = self.read_u8()?;
+        for byte in buf {
+            *byte = self.read_u8()?;
         }
 
         Ok(())
@@ -26,8 +26,8 @@ pub trait Write {
 
 impl<W: embedded_hal::serial::Write<u8>> Write for W {
     fn write_all(&mut self, buf: &[u8]) -> Result<(), MessageWriteError> {
-        for i in 0..buf.len() {
-            nb::block!(self.write(buf[i])).map_err(|_| MessageWriteError::Io)?;
+        for byte in buf {
+            nb::block!(self.write(*byte)).map_err(|_| MessageWriteError::Io)?;
         }
 
         Ok(())
diff --git a/tests/process_log_files.rs b/tests/process_log_files.rs
index a38665fd8f..0bf71544f8 100644
--- a/tests/process_log_files.rs
+++ b/tests/process_log_files.rs
@@ -36,7 +36,7 @@ mod process_files {
                     counter += 1;
                 }
                 Err(MessageReadError::Io(e)) => {
-                    if let std::io::ErrorKind::WouldBlock = e.kind() {
+                    if e.kind() == std::io::ErrorKind::WouldBlock {
                         continue;
                     } else {
                         println!("recv error: {e:?}");