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Bump the reference count of ifaddr while it is refered through in_multi.

This commit is contained in:
enami 2000-04-03 03:50:05 +00:00
parent 126ead3471
commit 107aabc200
1 changed files with 3 additions and 1 deletions
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4
sys/netinet/in.c
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@ -1,4 +1,4 @@
/* $NetBSD: in.c,v 1.59 2000/03/30 13:24:54 augustss Exp $ */
/* $NetBSD: in.c,v 1.60 2000/04/03 03:50:05 enami Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -984,6 +984,7 @@ in_addmulti(ap, ifp)
return (NULL);
}
inm->inm_ia = ia;
IFAREF(&inm->inm_ia->ia_ifa);
LIST_INSERT_HEAD(&ia->ia_multiaddrs, inm, inm_list);
/*
* Ask the network driver to update its multicast reception
@ -1028,6 +1029,7 @@ in_delmulti(inm)
* Unlink from list.
*/
LIST_REMOVE(inm, inm_list);
IFAFREE(&inm->inm_ia->ia_ifa);
/*
* Notify the network driver to update its multicast reception
* filter.