From 20ddba2aa9b173054b1c7922b41892cc42bc31ef Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel@gultsch.de>
Date: Tue, 1 Nov 2016 10:27:01 +0100
Subject: [PATCH] fixed npe when jingle partner is using unknown candidate

---
 .../eu/siacs/conversations/xmpp/jingle/JingleConnection.java  | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
index 0d6d8c0c3..5461b9c6d 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
@@ -620,6 +620,10 @@ public class JingleConnection implements Transferable {
 				if (cid != null) {
 					Log.d(Config.LOGTAG, "candidate used by counterpart:" + cid);
 					JingleCandidate candidate = getCandidate(cid);
+					if (candidate == null) {
+						Log.d(Config.LOGTAG,"could not find candidate with cid="+cid);
+						return false;
+					}
 					candidate.flagAsUsedByCounterpart();
 					this.receivedCandidate = true;
 					if ((mJingleStatus == JINGLE_STATUS_ACCEPTED)