Apply clippy suggestions and improve code quality

2 files changed, 2 insertions, 2 deletions

diff --git a/utils/hex_display/src/lib.rs b/utils/hex_display/src/lib.rs
index 833ab22..a861bee 100644
--- a/utils/hex_display/src/lib.rs
+++ b/utils/hex_display/src/lib.rs
@@ -76,7 +76,7 @@ fn write_ascii(result: &mut String, chunk: &[u8]) {
     result.push_str("  |");
 
     for &byte in chunk {
-        if byte >= 32 && byte <= 126 {
+        if (32..=126).contains(&byte) {
             result.push(byte as char);
         } else {
             result.push('.');
diff --git a/utils/tcp_connection/src/instance_challenge.rs b/utils/tcp_connection/src/instance_challenge.rs
index 12fce54..bb1fcf0 100644
--- a/utils/tcp_connection/src/instance_challenge.rs
+++ b/utils/tcp_connection/src/instance_challenge.rs
@@ -106,7 +106,7 @@ impl ConnectionInstance {
         rand::TryRng::try_fill_bytes(&mut rng, &mut challenge).map_err(|e| {
             TcpTargetError::Crypto(format!("Failed to generate random challenge: {}", e))
         })?;
-        return Ok(challenge);
+        Ok(challenge)
     }
 
     /// Accepts a challenge from the target machine to verify connection security