Fix mosquitto_pub not always sending everything with -l and QoS>0.

ChangeLog.txt

@@ -17,6 +17,10 @@ Client features:
   its subscriptions acknowledged. Use with -c to create a durable client
   session without requiring a message to be received.
 
+Client fixes:
+- mosquitto_pub wouldn't always publish all messages when using `-l` and
+  QoS>0. This has been fixed.
+
 
 1.5.5 - 20181211
 ================

client/pub_shared.c

@@ -200,7 +200,7 @@ int pub_shared_loop(struct mosquitto *mosq)
 					}
 				}
 				if(feof(stdin)){
-					if(last_mid == -1){
+					if(mid_sent == -1){
 						/* Empty file */
 						mosquitto_disconnect_v5(mosq, 0, cfg.disconnect_props);
 						disconnect_sent = true;