From 74253215108e3cfeb9268e3151ed36aec4a8eff3 Mon Sep 17 00:00:00 2001
From: soruh <mail@soruh.de>
Date: Sat, 18 Mar 2023 14:42:18 +0100
Subject: [PATCH] fix underflow in Package fmt implementation

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

diff --git a/src/packets.rs b/src/packets.rs
index dae36d2..cfcebab 100644
--- a/src/packets.rs
+++ b/src/packets.rs
@@ -82,7 +82,7 @@ impl Debug for Packet {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         let data = &self.data;
 
-        let str_data = std::str::from_utf8(&data[..data.len() - 1]).ok();
+        let str_data = std::str::from_utf8(&data[..data.len().saturating_sub(1)]).ok();
 
         let data = if let Some(str_data) = str_data.as_ref() {
             str_data as &dyn Debug