From: Baokun Lee <bk@golangcn.org>
Date: Tue, 23 Mar 2021 03:18:50 +0000 (+0800)
Subject: net: clear completed Buffers to permit earlier collection
X-Git-Tag: go1.17beta1~958
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=2de1f42857;p=gostls13.git

net: clear completed Buffers to permit earlier collection

Fixes #45163

Change-Id: Ie034145e3818930bb19371d73ec6960cbdc55aa7
Reviewed-on: https://go-review.googlesource.com/c/go/+/303829
Run-TryBot: Baokun Lee <bk@golangcn.org>
Trust: Baokun Lee <bk@golangcn.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Emmanuel Odeke <emmanuel@orijtech.com>
---

diff --git a/src/net/net.go b/src/net/net.go
index 4b4ed129cc..7e172b708e 100644
--- a/src/net/net.go
+++ b/src/net/net.go
@@ -733,6 +733,7 @@ func (v *Buffers) consume(n int64) {
 			return
 		}
 		n -= ln0
+		(*v)[0] = nil
 		*v = (*v)[1:]
 	}
 }