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Fixed bug #20220: UDP PCB search in udp_input(): a non-local match could get udp input packets if the remote side matched.

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goldsimon 2007-06-25 17:24:31 +00:00
parent 4f5b781b88
commit 00b7aeb49b
2 changed files with 5 additions and 0 deletions
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4
CHANGELOG
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@ -238,6 +238,10 @@ HISTORY
++ Bug fixes: ++ Bug fixes:
2007-06-25 Simon Goldschmidt
* udp.c: Fixed bug #20220: UDP PCB search in udp_input(): a non-local match
could get udp input packets if the remote side matched.
2007-06-13 Simon Goldschmidt 2007-06-13 Simon Goldschmidt
* netif.c: Fixed bug #20180 (TCP pcbs listening on IP_ADDR_ANY could get * netif.c: Fixed bug #20180 (TCP pcbs listening on IP_ADDR_ANY could get
changed in netif_set_ipaddr if previous netif->ip_addr.addr was 0. changed in netif_set_ipaddr if previous netif->ip_addr.addr was 0.

1
src/core/udp.c
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@ -140,6 +140,7 @@ udp_input(struct pbuf *p, struct netif *inp)
* preferred. If no perfect match is found, the first unconnected pcb that * preferred. If no perfect match is found, the first unconnected pcb that
* matches the local port and ip address gets the datagram. */ * matches the local port and ip address gets the datagram. */
for (pcb = udp_pcbs; pcb != NULL; pcb = pcb->next) { for (pcb = udp_pcbs; pcb != NULL; pcb = pcb->next) {
local_match = 0;
/* print the PCB local and remote address */ /* print the PCB local and remote address */
LWIP_DEBUGF(UDP_DEBUG, LWIP_DEBUGF(UDP_DEBUG,
("pcb (%"U16_F".%"U16_F".%"U16_F".%"U16_F", %"U16_F") --- " ("pcb (%"U16_F".%"U16_F".%"U16_F".%"U16_F", %"U16_F") --- "