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Queued packet pointer should be NULL when no packet is queued

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This commit is contained in:
adamdunkels 2007-03-22 17:37:10 +00:00
parent 5af2430f95
commit 423dc1a951
2 changed files with 18 additions and 2 deletions
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4
core/net/rime/uabc.c
View file

@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: uabc.c,v 1.2 2007/03/21 09:09:33 adamdunkels Exp $
* $Id: uabc.c,v 1.3 2007/03/22 17:37:10 adamdunkels Exp $
*/
/**
@ -56,6 +56,7 @@ recv(struct abc_conn *abc)
/* We received a copy of our own packet, so we do not send out
packet. */
queuebuf_free(c->q);
c->q = NULL;
ctimer_stop(&c->t);
if(c->cb->dropped) {
c->cb->dropped(c);
@ -74,6 +75,7 @@ send(void *ptr)
if(c->q != NULL) {
queuebuf_to_rimebuf(c->q);
queuebuf_free(c->q);
c->q = NULL;
abc_send(&c->c);
if(c->cb->sent) {
c->cb->sent(c);

16
core/net/rime/uibc.c
View file

@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: uibc.c,v 1.1 2007/03/21 23:21:01 adamdunkels Exp $
* $Id: uibc.c,v 1.2 2007/03/22 17:37:10 adamdunkels Exp $
*/
/**
@ -44,6 +44,14 @@
#include <string.h>
#define DEBUG 0
#if DEBUG
#include <stdio.h>
#define PRINTF(...) printf(__VA_ARGS__)
#else
#define PRINTF(...)
#endif
/*---------------------------------------------------------------------------*/
static void
recv(struct ibc_conn *ibc, rimeaddr_t *from)
@ -56,12 +64,15 @@ recv(struct ibc_conn *ibc, rimeaddr_t *from)
/* We received a copy of our own packet, so we do not send out
packet. */
queuebuf_free(c->q);
c->q = NULL;
ctimer_stop(&c->t);
if(c->cb->dropped) {
c->cb->dropped(c);
}
}
if(c->cb->recv) {
PRINTF("%d.%d: uibc calling recv\n",
rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1]);
c->cb->recv(c, from);
}
}
@ -74,6 +85,9 @@ send(void *ptr)
if(c->q != NULL) {
queuebuf_to_rimebuf(c->q);
queuebuf_free(c->q);
c->q = NULL;
PRINTF("%d.%d: uibc sending with ibc_send\n",
rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1]);
ibc_send(&c->c);
if(c->cb->sent) {
c->cb->sent(c);