Only send ACK if it was possible to allocate a queuebuf to hold the data packet.

This commit is contained in:
adamdunkels 2008-07-07 23:27:57 +00:00
parent 4d35b905d3
commit df33cb6e16

View file

@ -34,7 +34,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: runicast.c,v 1.1 2008/07/03 21:52:25 adamdunkels Exp $
* $Id: runicast.c,v 1.2 2008/07/07 23:27:57 adamdunkels Exp $
*/
/**
@ -146,7 +146,7 @@ recv_from_stunicast(struct stunicast_conn *stunicast, rimeaddr_t *from)
/* rimebuf_hdrreduce(sizeof(struct runicast_hdr));*/
q = queuebuf_new_from_rimebuf();
if(q != NULL) {
PRINTF("%d.%d: runicast: Sending ACK to %d.%d for %d\n",
rimeaddr_node_addr.u8[0],rimeaddr_node_addr.u8[1],
from->u8[0], from->u8[1],
@ -163,7 +163,7 @@ recv_from_stunicast(struct stunicast_conn *stunicast, rimeaddr_t *from)
queuebuf_to_rimebuf(q);
queuebuf_free(q);
}
if(c->u->recv != NULL) {
c->u->recv(c, from, packet_seqno);
}