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Message-ID: <CAHA+R7MMdm_9D96kLdPAyWzH0JiHRc0nz7rrHcwHUTK-Ms=JOA@mail.gmail.com> Date: Tue, 24 Feb 2015 16:20:42 -0800 From: Cong Wang <cwang@...pensource.com> To: David Miller <davem@...emloft.net> Cc: Ignacy Gawędzki <ignacy.gawedzki@...en-communications.fr>, netdev <netdev@...r.kernel.org> Subject: Re: [PATCH net 1/1] cls_api.c: Fix dumping of non-existing actions' stats. On Wed, Feb 4, 2015 at 8:26 PM, David Miller <davem@...emloft.net> wrote: > From: Ignacy Gawędzki <ignacy.gawedzki@...en-communications.fr> > Date: Tue, 3 Feb 2015 18:32:51 +0100 > >> In tcf_exts_dump_stats(), ensure that exts->actions is not empty before >> accessing the first element of that list and calling tcf_action_copy_stats() >> on it. This fixes some random segvs when adding filters of type "basic" with >> no particular action. >> >> This also fixes the dumping of those "no-action" filters, which more often >> than not made calls to tcf_action_copy_stats() fail and consequently netlink >> attributes added by the caller to be removed by a call to nla_nest_cancel(). >> >> Signed-off-by: Ignacy Gawędzki <ignacy.gawedzki@...en-communications.fr> > > Applied, thanks. Dave, please queue this patch for -stable as well, if you haven't done yet. It needs to backport back to 3.14. Thanks! -- 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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