Date: Sun, 16 Aug 2009 13:46:09 GMT From: Marko Zec <zec@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 167404 for review Message-ID: <200908161346.n7GDk9rK068136@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=167404 Change 167404 by zec@zec_tpx32 on 2009/08/16 13:45:51 When moving ifnets from one vnet to another, and the ifnet has ifaddresses of AF_LINK type which thus have an embedded if_index "backpointer", we must update that one to reflect the new if_index that our ifnet just got assigned. Submitted by: bz Affected files ... .. //depot/projects/vimage-commit2/src/sys/net/if.c#83 edit Differences ... ==== //depot/projects/vimage-commit2/src/sys/net/if.c#83 (text+ko) ==== @@ -570,6 +570,17 @@ /* Reliably crash if used uninitialized. */ ifp->if_broadcastaddr = NULL; } +#ifdef VIMAGE + else { + for (ifa = ifp->if_addr; ifa != NULL; + ifa = TAILQ_NEXT(ifa, ifa_link)) { + if (ifa->ifa_addr->sa_family == AF_LINK) { + sdl = (struct sockaddr_dl *)ifa->ifa_addr; + sdl->sdl_index = ifp->if_index; + } + } + } +#endif IFNET_WLOCK(); TAILQ_INSERT_TAIL(&V_ifnet, ifp, if_link);
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