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fail IPCP negotiation only on ConfigRej of IP-Address

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This commit is contained in:
Brendan O'Dea 2005-08-17 03:56:27 +00:00
parent 660b4d800e
commit 567f8e3653
4 changed files with 11 additions and 7 deletions
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5
ppp.c
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@ -1,6 +1,6 @@
// L2TPNS PPP Stuff
char const *cvs_id_ppp = "$Id: ppp.c,v 1.73 2005-08-12 14:12:28 bodea Exp $";
char const *cvs_id_ppp = "$Id: ppp.c,v 1.74 2005-08-17 03:56:27 bodea Exp $";
#include <stdio.h>
#include <string.h>
@ -959,8 +959,9 @@ void processipcp(sessionidt s, tunnelidt t, uint8_t *p, uint16_t l)
addr = htonl(session[s].ip);
if (memcmp(o + 2, &addr, (sizeof addr)))
{
uint8_t *oq = q;
q = ppp_nak(s, b, sizeof(b), PPPIPCP, &response, q, p, o, (uint8_t *) &addr, sizeof(addr));
if (!q || *response == ConfigRej)
if (!q || (q != oq && *response == ConfigRej))
{
sessionshutdown(s, "Can't negotiate IPCP.", 3, 0);
return;