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Message-ID: <20120905165321.GA22243@1984> Date: Wed, 5 Sep 2012 18:53:21 +0200 From: Pablo Neira Ayuso <pablo@...filter.org> To: Eric Dumazet <eric.dumazet@...il.com> Cc: Cong Wang <xiyou.wangcong@...il.com>, Patrick McHardy <kaber@...sh.net>, netfilter-devel@...r.kernel.org, Linux Kernel Network Developers <netdev@...r.kernel.org> Subject: Re: [PATCH net-next] netfilter: x_tables: xt_init() should run earlier Hi Eric, On Wed, Sep 05, 2012 at 06:37:53PM +0200, Eric Dumazet wrote: > From: Eric Dumazet <edumazet@...gle.com> > > Cong Wang reported a NULL dereference in xt_register_target() > > It turns out xt_nat_init() was called before xt_init(), so xt array > was not yet setup. > > xt_init() should be marked core_initcall() to solve this problem. > > Reported-by: Cong Wang <xiyou.wangcong@...il.com> > Signed-off-by: Eric Dumazet <edumazet@...gle.com> > --- > net/netfilter/x_tables.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c > index 8d987c3..afcea11 100644 > --- a/net/netfilter/x_tables.c > +++ b/net/netfilter/x_tables.c > @@ -1390,6 +1390,6 @@ static void __exit xt_fini(void) > kfree(xt); > } > > -module_init(xt_init); > +core_initcall(xt_init); > module_exit(xt_fini); It seems we've clashed fixing this, sorry. Can you still see any problem with my patch? Thanks for looking into this. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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