Merge branch 'fix-mutex-lock' of https://github.com/matthiasklein/paho.mqtt.c into develop

PR #306

Merge branch 'fix-mutex-lock' of https://github.com/matthiasklein/paho.mqtt.c into develop
PR #306
82ab5107 · Ian Craggs · 90184235 · 28863699 · 82ab5107
Commit 82ab5107 authored Jul 27, 2017 by Ian Craggs
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MQTTAsync.c src/MQTTAsync.c +2 -0

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--- a/src/MQTTAsync.c
+++ b/src/MQTTAsync.c
@@ -3122,11 +3122,13 @@ int MQTTAsync_waitForCompletion(MQTTAsync handle, MQTTAsync_token dt, unsigned l

 	if (m == NULL || m->c == NULL)
 	{
+		MQTTAsync_unlock_mutex(mqttasync_mutex);
 		rc = MQTTASYNC_FAILURE;
 		goto exit;
 	}
 	if (m->c->connected == 0)
 	{
+		MQTTAsync_unlock_mutex(mqttasync_mutex);
 		rc = MQTTASYNC_DISCONNECTED;
 		goto exit;
 	}