From 8fd060549828765134c17968d10a2d573140eb98 Mon Sep 17 00:00:00 2001
From: Juha Heinanen <jh@tutpro.com>
Date: Sat, 23 Jun 2018 17:05:40 +0300
Subject: [PATCH] check that locks are held before trying to release them

---
 app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt b/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt
index 89db77b1..cf265d7c 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt
@@ -144,8 +144,8 @@ class BaresipService: Service() {
                 BaresipService.IS_SERVICE_RUNNING = false
                 unregisterReceiver(nr)
                 nm.cancelAll()
-                wl.release()
-                fl.release()
+                if (wl.isHeld) wl.release()
+                if (fl.isHeld) fl.release()
                 stopForeground(true)
                 stopSelf()
             }