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Test index value is within the range before using it to reference

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array member.

PR:		bin/141838
Submitted by:	Henning Petersen <henning.petersen@t-online.de>
MFC after:	2 weeks
This commit is contained in:
Xin LI 2010-01-04 18:04:36 +00:00
parent ed08572c09
commit f3f0a6c957
1 changed files with 1 additions and 1 deletions
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2
usr.sbin/rtsold/probe.c
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@ -118,7 +118,7 @@ defrouter_probe(struct ifinfo *ifinfo)
goto closeandend;
}
for (i = 0; dr.defrouter[i].if_index && i < PRLSTSIZ; i++) {
for (i = 0; i < DRLSTSIZ && dr.defrouter[i].if_index; i++) {
if (ifindex && dr.defrouter[i].if_index == ifindex) {
/* sanity check */
if (!IN6_IS_ADDR_LINKLOCAL(&dr.defrouter[i].rtaddr)) {