From 2b52cdc915146c6775bc7565e5ecf31e7c9880e7 Mon Sep 17 00:00:00 2001
From: Carson M <61946759+sudo-carson@users.noreply.github.com>
Date: Mon, 5 Apr 2021 02:56:48 -0500
Subject: [PATCH] fix(Voice): only skip undocumented voice packet byte if
 present (#5309)

* fix(Voice*): Only skip undocumented byte if present

* fix linting errors
---
 src/client/voice/receiver/PacketHandler.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/client/voice/receiver/PacketHandler.js b/src/client/voice/receiver/PacketHandler.js
index bf1a220a2..d3f6c8854 100644
--- a/src/client/voice/receiver/PacketHandler.js
+++ b/src/client/voice/receiver/PacketHandler.js
@@ -72,8 +72,9 @@ class PacketHandler extends EventEmitter {
         if (byte === 0) continue;
         offset += 1 + (0b1111 & (byte >> 4));
       }
-      // Skip over undocumented Discord byte
-      offset++;
+      // Skip over undocumented Discord byte (if present)
+      const byte = packet.readUInt8(offset);
+      if (byte === 0x00 || byte === 0x02) offset++;
 
       packet = packet.slice(offset);
     }