--- ipmitool-1.8.11/src/plugins/lanplus/lanplus.c.orig	2011-11-03 18:32:50.000000000 +0100
+++ ipmitool-1.8.11/src/plugins/lanplus/lanplus.c	2011-11-03 18:35:19.000000000 +0100
@@ -2243,6 +2243,8 @@ ipmi_lanplus_send_payload(
 			if (! payload->payload.sol_packet.packet_sequence_number)
 			{
 				/* We're just sending an ACK.  No need to retry. */
+				free(msg_data);
+				msg_data = NULL;
 				break;
 			}