From 18901b6273835a5e1966be2a48cf10201d83aa2e Mon Sep 17 00:00:00 2001
From: Dirk Zimmermann <dz@pep.security>
Date: Mon, 18 Nov 2019 15:54:57 +0100
Subject: [PATCH] IOSAD-157 Can shut down with injectSyncEvent:nil

---
 pEpObjCAdapter/PEPSync.m | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/pEpObjCAdapter/PEPSync.m b/pEpObjCAdapter/PEPSync.m
index c249224..a7a228e 100644
--- a/pEpObjCAdapter/PEPSync.m
+++ b/pEpObjCAdapter/PEPSync.m
@@ -175,10 +175,7 @@ static __weak PEPSync *s_pEpSync;
 {
     if (self.syncThread) {
         [self injectSyncEvent:nil];
-        [self.conditionLockForJoiningSyncThread lockWhenCondition:YES];
-        [self.conditionLockForJoiningSyncThread unlock];
     }
-    self.conditionLockForJoiningSyncThread = nil;
 }
 
 // MARK: - Private
@@ -249,7 +246,11 @@ static __weak PEPSync *s_pEpSync;
         [self.queue enqueue:value];
     } else {
         [self.queue prequeue:value];
+        [self.conditionLockForJoiningSyncThread lockWhenCondition:YES];
+        [self.conditionLockForJoiningSyncThread unlock];
+        self.conditionLockForJoiningSyncThread = nil;
     }
+
     return 0;
 }