From b70fa579edbf669026ce91ff87622f60ddeaa486 Mon Sep 17 00:00:00 2001
From: Lee Smet <lee.smet@hotmail.com>
Date: Wed, 17 Jan 2024 15:07:29 +0100
Subject: [PATCH] Fix skipping of unknown TLV's

Since we already read a TLV type and TLV len byte, we need to decrement
the header length by 2 instead of 1

Signed-off-by: Lee Smet <lee.smet@hotmail.com>
---
 src/babel.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/babel.rs b/src/babel.rs
index 9e2b6de..17aedc2 100644
--- a/src/babel.rs
+++ b/src/babel.rs
@@ -145,7 +145,8 @@ impl Decoder for Codec {
             _ => {
                 // unrecoginized body type, silently drop
                 trace!("Dropping unrecognized tlv");
-                src.advance(header.body_length as usize - 1);
+                // We already read 2 bytes
+                src.advance(header.body_length as usize - 2);
                 self.reset();
                 return Ok(None);
             }