From 038343812c665d3ead7287c3f3cadf176ca311a6 Mon Sep 17 00:00:00 2001
From: QuentinArguillere <quentin.arguillere@belledone-communications.com>
Date: Thu, 2 Jun 2022 12:13:54 +0200
Subject: [PATCH] Avoid potential crash in canAdmniEphemeral chatroom function

---
 Classes/ChatConversationView.m | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Classes/ChatConversationView.m b/Classes/ChatConversationView.m
index 0851dc958..11d9adf8d 100644
--- a/Classes/ChatConversationView.m
+++ b/Classes/ChatConversationView.m
@@ -1651,6 +1651,8 @@ void on_chat_room_conference_alert(LinphoneChatRoom *cr, const LinphoneEventLog
 
 
 -(BOOL) canAdminEphemeral:(LinphoneChatRoom *)cr {
+	if (!cr) return FALSE;
+	
 	// If ephemeral mode is DeviceManaged, then we don't need to check anything else
 	return	(linphone_chat_room_params_get_ephemeral_mode(linphone_chat_room_get_current_params(cr)) == LinphoneChatRoomEphemeralModeDeviceManaged)
 	||	( linphone_chat_room_has_capability(cr, LinphoneChatRoomCapabilitiesEphemeral) && linphone_chat_room_params_get_ephemeral_mode(linphone_chat_room_get_current_params(cr)) == LinphoneChatRoomEphemeralModeAdminManaged && linphone_participant_is_admin(linphone_chat_room_get_me(cr)));
@@ -1694,7 +1696,7 @@ void on_chat_room_conference_alert(LinphoneChatRoom *cr, const LinphoneEventLog
 }
 
 - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
-	return (_chatRoom && [self canAdminEphemeral:_chatRoom]) ? 3 : 2;
+	return [self canAdminEphemeral:_chatRoom] ? 3 : 2;
 }
 
 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {