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security: Fix some typos and potential NULL-deref

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This patch against the git tree fixes minor typos, some of them possibily
leading to NULL-pointer dereference in rare conditions.

Signed-off-by: Remi Gacogne <rgacogne-github@coredump.fr>
Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
Acked-by: Feng Lu <lu.feng@6wind.com>
This commit is contained in:
Remi Gacogne 2013-09-08 13:48:34 +00:00 committed by Vincent JARDIN
parent b52aef18a9
commit a11e012e86
5 changed files with 8 additions and 4 deletions
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2
lib/vty.c
View File

@ -1856,9 +1856,11 @@ vty_serv_sock_family (const char* addr, unsigned short port, int family)
{
case AF_INET:
naddr=&su.sin.sin_addr;
break;
#ifdef HAVE_IPV6
case AF_INET6:
naddr=&su.sin6.sin6_addr;
break;
#endif
}

2
ospf6d/ospf6_snmp.c
View File

@ -528,7 +528,7 @@ ospfv3AreaEntry (struct variable *v, oid *name, size_t *length,
return NULL;
len = *length - v->namelen;
len = (len >= 1 ? sizeof 1 : 0);
len = (len >= 1 ? 1 : 0);
if (exact && len != 1)
return NULL;
if (len)

3
ospfd/ospf_asbr.c
View File

@ -164,7 +164,8 @@ ospf_external_info_add (u_char type, struct prefix_ipv4 p,
new->nexthop = nexthop;
new->tag = 0;
rn->info = new;
if (rn)
rn->info = new;
if (IS_DEBUG_OSPF (lsa, LSA_GENERATE))
zlog_debug ("Redistribute[%s]: %s/%d external info created.",

3
ospfd/ospf_te.c
View File

@ -1036,7 +1036,8 @@ ospf_mpls_te_lsa_refresh (struct ospf_lsa *lsa)
/* If the lsa's age reached to MaxAge, start flushing procedure. */
if (IS_LSA_MAXAGE (lsa))
{
lp->flags &= ~LPFLG_LSA_ENGAGED;
if (lp)
lp->flags &= ~LPFLG_LSA_ENGAGED;
ospf_opaque_lsa_flush_schedule (lsa);
goto out;
}

2
zebra/irdp_packet.c
View File

@ -287,7 +287,7 @@ send_packet(struct interface *ifp,
if (!(ifp->flags & IFF_UP))
return;
if (!p)
if (p)
src = ntohl(p->u.prefix4.s_addr);
else
src = 0; /* Is filled in */