From: Jason A. Donenfeld <Jason@zx2c4.com>
Date: Sun, 20 May 2018 01:26:46 +0000 (+0200)
Subject: Fix race in stats
X-Git-Tag: 0.0.20180524~43
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0a68c1ab175f8b45cb478e2a05732e1179efa0fb;p=thirdparty%2Fwireguard-go.git

Fix race in stats
---

diff --git a/uapi.go b/uapi.go
index fa60709..4f40fa6 100644
--- a/uapi.go
+++ b/uapi.go
@@ -85,8 +85,8 @@ func ipcGetOperation(device *Device, socket *bufio.ReadWriter) *IPCError {
 
 			send(fmt.Sprintf("last_handshake_time_sec=%d", secs))
 			send(fmt.Sprintf("last_handshake_time_nsec=%d", nano))
-			send(fmt.Sprintf("tx_bytes=%d", peer.stats.txBytes))
-			send(fmt.Sprintf("rx_bytes=%d", peer.stats.rxBytes))
+			send(fmt.Sprintf("tx_bytes=%d", atomic.LoadUint64(&peer.stats.txBytes)))
+			send(fmt.Sprintf("rx_bytes=%d", atomic.LoadUint64(&peer.stats.rxBytes)))
 			send(fmt.Sprintf("persistent_keepalive_interval=%d", peer.persistentKeepaliveInterval))
 
 			for _, ip := range device.allowedips.EntriesForPeer(peer) {