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Fix Julian's fixed fix. Routing is weird.

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We need to accept at least one sockaddr with zero length, in order
to be able to set the default route.

Suggested by:	Phone conversation with Julian (sleep well!)
This commit is contained in:
msmith 1997-07-17 09:21:34 +00:00
parent 9ed136eecd
commit 7f923a8bb1
1 changed files with 6 additions and 3 deletions
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9
sys/net/rtsock.c
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)rtsock.c 8.5 (Berkeley) 11/2/94
* $Id: rtsock.c,v 1.28 1997/07/15 23:25:32 julian Exp $
* $Id: rtsock.c,v 1.29 1997/07/16 14:55:14 julian Exp $
*/
@ -529,6 +529,11 @@ rt_xaddrs(cp, cplim, rtinfo)
*/
if ( (cp + sa->sa_len) > cplim )
return;
/* accept it */
rtinfo->rti_info[i] = sa;
ADVANCE(cp, sa);
/*
* there are no more.. quit now
* If there are more bits, they are in error.
@ -537,8 +542,6 @@ rt_xaddrs(cp, cplim, rtinfo)
*/
if (sa->sa_len == 0)
return;
rtinfo->rti_info[i] = sa;
ADVANCE(cp, sa);
}
}