linux-kernel - Re: [patch v1, kernel version 3.2.1] net/ipv4/ip

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Message-ID: <1326723932.2255.41.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC>
Date:	Mon, 16 Jan 2012 15:25:32 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Štefan Gula <steweg@...il.com>
Cc:	Alexey Kuznetsov <kuznet@....inr.ac.ru>,
	"David S. Miller" <davem@...emloft.net>,
	James Morris <jmorris@...ei.org>,
	Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
	Patrick McHardy <kaber@...sh.net>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [patch v1, kernel version 3.2.1] net/ipv4/ip_gre: Ethernet
 multipoint GRE over IP

Le lundi 16 janvier 2012 à 15:05 +0100, Štefan Gula a écrit :
> Dňa 16. januára 2012 14:19, Eric Dumazet <eric.dumazet@...il.com> napísal/a:

> > Unfortunately you call ipgre_tap_bridge_get() from
> > ipgre_tap_bridge_get_raddr() but you dont release the refcount on
> > use_count. Leak in ipgre_tunnel_xmit()
> >
> >
> >> +__be32 ipgre_tap_bridge_get_raddr(struct ip_tunnel *tunnel,
> >> +     const unsigned char *addr)
> >> +{
> >> +     struct ipgre_tap_bridge_entry *entry;
> >> +     entry = ipgre_tap_bridge_get(tunnel, addr);
> >
> >        So maybe you want __ipgre_tap_bridge_get(tunnel, addr); here ?
> >
> Hmmm.. I am sorry, I am maybe not that expert on C coding, as most of
> the codes were copied from linux bridge code. Can you give me a hint
> how should I change that?

I dont see in net/bridge the code you copied.

Could you give more information ?


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