From: Jason A. Donenfeld <Jason@zx2c4.com>
Date: Sat, 10 Apr 2021 00:08:48 +0000 (-0600)
Subject: conn: windows: reset ring to starting position after free
X-Git-Tag: 0.0.20210424~10
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5f6bbe4ae8b2e46bcf71e9476fb29c30a9cb4d79;p=thirdparty%2Fwireguard-go.git

conn: windows: reset ring to starting position after free

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---

diff --git a/conn/bind_windows.go b/conn/bind_windows.go
index a25c7aa..fdd1c24 100644
--- a/conn/bind_windows.go
+++ b/conn/bind_windows.go
@@ -197,6 +197,9 @@ func (ring *ringBuffer) CloseAndZero() {
 		windows.VirtualFree(ring.packets, 0, windows.MEM_RELEASE)
 		ring.packets = 0
 	}
+	ring.head = 0
+	ring.tail = 0
+	ring.isFull = false
 }
 
 func (bind *afWinRingBind) CloseAndZero() {