From 61c9e94e46b24f60b7c6d0314105e96ddbf32ce7 Mon Sep 17 00:00:00 2001
From: liuyunming521520-cell <liuyunming521520@gmail.com>
Date: Thu, 10 Sep 2026 23:56:10 +0800
Subject: [PATCH] Ignore stale system location callbacks

---
 .../com/bitchat/android/geohash/SystemLocationProvider.kt | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/com/bitchat/android/geohash/SystemLocationProvider.kt b/app/src/main/java/com/bitchat/android/geohash/SystemLocationProvider.kt
index 4c63c698..cfb0848e 100644
--- a/app/src/main/java/com/bitchat/android/geohash/SystemLocationProvider.kt
+++ b/app/src/main/java/com/bitchat/android/geohash/SystemLocationProvider.kt
@@ -376,9 +376,13 @@ internal class SystemLocationProvider(private val context: Context) : LocationPr
 
         removeLocationUpdates(callback)
 
-        val listener = object : LocationListener {
+        lateinit var listener: LocationListener
+        listener = object : LocationListener {
             override fun onLocationChanged(location: Location) {
-                if (hasLocationPermission()) callback(location)
+                val isCurrentListener = synchronized(activeListeners) {
+                    activeListeners[callback] === listener
+                }
+                if (isCurrentListener && hasLocationPermission()) callback(location)
             }
 
             override fun onStatusChanged(provider: String?, status: Int, extras: Bundle?) = Unit