Gabriel Delgado / Mbed 2 deprecated MTi-1_uart

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Dependencies:   mbed mbed-rtos Xbus

Diff: xbus/xbusparser.c

Revision:
17:680f28e00d17
Parent:
14:155f9a55ec51
Child:
19:46e88d37ecef
--- a/xbus/xbusparser.c	Tue May 19 13:40:33 2015 +0200
+++ b/xbus/xbusparser.c	Tue May 19 14:01:33 2015 +0200
@@ -101,6 +101,7 @@
 			if (byte == XBUS_NO_PAYLOAD)
 			{
 				parser->currentMessage.length = byte;
+				parser->currentMessage.data = NULL;
 				parser->state = XBPS_Checksum;
 			}
 			else if (byte < XBUS_EXTENDED_LENGTH)
@@ -142,7 +143,9 @@
 
 		case XBPS_Checksum:
 			parser->checksum += byte;
-			if ((parser->checksum == 0) && parser->currentMessage.data)
+			if ((parser->checksum == 0) &&
+					((parser->currentMessage.length == 0) ||
+					 parser->currentMessage.data))
 			{
 				parser->callbacks.handleMessage(&parser->currentMessage);
 			}