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Merge from DEVEL. Includes important UDP fix for bug #6601.

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likewise 2003-11-18 01:40:08 +00:00
parent 7d58c0c2be
commit fa9b1ba947
1 changed files with 4 additions and 3 deletions
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7
src/core/udp.c
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@ -450,7 +450,7 @@ udp_send(struct udp_pcb *pcb, struct pbuf *p)
q = p;
LWIP_DEBUGF(UDP_DEBUG, ("udp_send: added header in given pbuf %p\n", (void *)p));
}
/* { q now represents the packet to be sent */
udphdr = q->payload;
udphdr->src = htons(pcb->local_port);
udphdr->dest = htons(pcb->remote_port);
@ -483,7 +483,7 @@ udp_send(struct udp_pcb *pcb, struct pbuf *p)
/* chksum zero must become 0xffff, as zero means 'no checksum' */
if (udphdr->chksum == 0x0000) udphdr->chksum = 0xffff;
/* output to IP */
err = ip_output_if (p, src_ip, &pcb->remote_ip, pcb->ttl, pcb->tos, IP_PROTO_UDPLITE, netif);
err = ip_output_if (q, src_ip, &pcb->remote_ip, pcb->ttl, pcb->tos, IP_PROTO_UDPLITE, netif);
snmp_inc_udpoutdatagrams();
} else {
LWIP_DEBUGF(UDP_DEBUG, ("udp_send: UDP packet length %u\n", q->tot_len));
@ -498,12 +498,13 @@ udp_send(struct udp_pcb *pcb, struct pbuf *p)
snmp_inc_udpoutdatagrams();
LWIP_DEBUGF(UDP_DEBUG, ("udp_send: ip_output_if (,,,,IP_PROTO_UDP,)\n"));
/* output to IP */
err = ip_output_if(p, src_ip, &pcb->remote_ip, pcb->ttl, pcb->tos, IP_PROTO_UDP, netif);
err = ip_output_if(q, src_ip, &pcb->remote_ip, pcb->ttl, pcb->tos, IP_PROTO_UDP, netif);
}
/* did we chain a header earlier? */
if (q != p) {
/* free the header */
/* p is also still referenced by the caller, and will live on */
pbuf_free(q);
}