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Fix a bug in r266857: nd6_dad_find() must return NULL if it doesn't find

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a matching element in the DAD queue.

Reported by:	Holger Hans Peter Freyther <holger@freyther.de>
MFC after:	3 days
This commit is contained in:
Mark Johnston 2014-12-11 00:41:54 +00:00
parent 7c1e17e76e
commit 97712e3efc
1 changed files with 3 additions and 2 deletions
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5
sys/netinet6/nd6_nbr.c
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@ -1210,11 +1210,12 @@ nd6_dad_find(struct ifaddr *ifa)
TAILQ_FOREACH(dp, &V_dadq, dad_list)
if (dp->dad_ifa == ifa) {
refcount_acquire(&dp->dad_refcnt);
break;
DADQ_RUNLOCK();
return (dp);
}
DADQ_RUNLOCK();
return (dp);
return (NULL);
}
static void