Date: Fri, 21 Jun 2002 08:57:10 -0700 From: Jeffrey Hsu <hsu@FreeBSD.org> To: Maxime Henrion <mux@freebsd.org> Cc: current@FreeBSD.org Subject: Re: fix for a bug that causes a panic in the udp_pcblist() sysctl Message-ID: <0GY2005KRCAZM9@mta5.snfc21.pbi.net> In-Reply-To: Message from Maxime Henrion <mux@freebsd.org> "of Fri, 21 Jun 2002 06:42:39 PDT." <20020621134239.GX85244@elvis.mu.org>
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Can you try this fix instead? It's based on a similar patch Jonathan Lemon sent to me for a similar spot in tcp_subr.c. Index: udp_usrreq.c =================================================================== RCS file: /home/ncvs/src/sys/netinet/udp_usrreq.c,v retrieving revision 1.113 diff -u -r1.113 udp_usrreq.c --- udp_usrreq.c 14 Jun 2002 08:35:14 -0000 1.113 +++ udp_usrreq.c 21 Jun 2002 15:54:26 -0000 @@ -615,12 +615,9 @@ for (inp = LIST_FIRST(udbinfo.listhead), i = 0; inp && i < n; inp = LIST_NEXT(inp, inp_list)) { INP_LOCK(inp); - if (inp->inp_gencnt <= gencnt) { - if (cr_canseesocket(req->td->td_ucred, - inp->inp_socket)) - continue; + if (inp->inp_gencnt <= gencnt && + cr_canseesocket(req->td->td_ucred, inp->inp_socket) == 0) inp_list[i++] = inp; - } INP_UNLOCK(inp); } INP_INFO_RUNLOCK(&udbinfo); To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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