From 10817d574cdc29d92b4a60ddddb20cabe716db5e Mon Sep 17 00:00:00 2001
From: bonedaddy <boned4ddy@protonmail.com>
Date: Wed, 23 Dec 2020 13:22:48 -0800
Subject: [PATCH] wifi.go: dont claim read lock until it is needed

---
 network/wifi.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/network/wifi.go b/network/wifi.go
index 797e9009..21e3b634 100644
--- a/network/wifi.go
+++ b/network/wifi.go
@@ -218,9 +218,6 @@ func (w *WiFi) NumHandshakes() int {
 }
 
 func (w *WiFi) SaveHandshakesTo(fileName string, linkType layers.LinkType) error {
-	w.RLock()
-	defer w.RUnlock()
-
 	// check if folder exists first
 	dirName := filepath.Dir(fileName)
 	if _, err := os.Stat(dirName); err != nil {
@@ -244,6 +241,9 @@ func (w *WiFi) SaveHandshakesTo(fileName string, linkType layers.LinkType) error
 		}
 	}
 
+	w.RLock()
+	defer w.RUnlock()
+
 	for _, ap := range w.aps {
 		for _, station := range ap.Clients() {
 			// if half (which includes also complete) or has pmkid