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bgpd: remove old/duplicate, and now out of order prefixlen test

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This commit is contained in:
Lou Berger 2016-09-27 07:54:56 -04:00 committed by Donald Sharp
parent f9fe627886
commit e55281983e
1 changed files with 5 additions and 5 deletions
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10
bgpd/bgp_mplsvpn.c
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@ -146,17 +146,17 @@ bgp_nlri_parse_vpn (struct peer *peer, struct attr *attr,
pnt += BGP_ADDPATH_ID_LEN; pnt += BGP_ADDPATH_ID_LEN;
} }
/* Fetch prefix length. */
prefixlen = *pnt++;
p.family = afi2family (packet->afi);
psize = PSIZE (prefixlen);
if (prefixlen < 88) if (prefixlen < 88)
{ {
zlog_err ("prefix length is less than 88: %d", prefixlen); zlog_err ("prefix length is less than 88: %d", prefixlen);
return -1; return -1;
} }
/* Fetch prefix length. */
prefixlen = *pnt++;
p.family = afi2family (packet->afi);
psize = PSIZE (prefixlen);
/* sanity check against packet data */ /* sanity check against packet data */
if (prefixlen < VPN_PREFIXLEN_MIN_BYTES*8 || (pnt + psize) > lim) if (prefixlen < VPN_PREFIXLEN_MIN_BYTES*8 || (pnt + psize) > lim)
{ {