From c880b916ee9866673a623e03ec743d6f81ad434b Mon Sep 17 00:00:00 2001
From: RPRX <63339210+rprx@users.noreply.github.com>
Date: Wed, 27 Jan 2021 01:09:58 +0000
Subject: [PATCH] Avoid panic in BytesTo func

---
 common/buf/buffer.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/common/buf/buffer.go b/common/buf/buffer.go
index a9745b8e..9b32c6c7 100644
--- a/common/buf/buffer.go
+++ b/common/buf/buffer.go
@@ -110,6 +110,9 @@ func (b *Buffer) BytesTo(to int32) []byte {
 	if to < 0 {
 		to += b.Len()
 	}
+	if to < 0 {
+		to = 0
+	}
 	return b.v[b.start : b.start+to]
 }