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From: Cong Wang <amwang@redhat.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>
Subject: Re: [Patch net-next v1 3/4] vxlan: add ipv6 support
Date: Tue, 02 Apr 2013 09:39:49 +0800	[thread overview]
Message-ID: <1364866789.17029.2.camel@cr0> (raw)
In-Reply-To: <20130401131450.5d6bbc1e@nehalam.linuxnetplumber.net>

On Mon, 2013-04-01 at 13:14 -0700, Stephen Hemminger wrote:
> On Sun, 31 Mar 2013 13:43:44 +0800
> Cong Wang <amwang@redhat.com> wrote:
> 
> >  	/* Need to drop RTNL to call multicast leave */
> >  	rtnl_unlock();
> > -	lock_sock(sk);
> > -	err = ip_mc_leave_group(sk, &mreq);
> > +	if (vxlan->gaddr.proto == htons(ETH_P_IP)) {
> > +		lock_sock(sk);
> > +		err = ip_mc_leave_group(sk, &mreq);
> > +	} else {
> > +#if IS_ENABLED(CONFIG_IPV6)
> > +		lock_sock(sk);
> > +		err = ipv6_sock_mc_drop(sk, vxlan->link, &vxlan->gaddr.ip6);
> > +#endif
> > +	}
> >  	release_sock(sk);
> 
> Since both v4 and v6 need socket locked why not?
> 
> 	rtnl_unlock();
> 	lock_sock(sk);
> 	if (vxlan->gaddr.proto == htons(ETH_P_IP)) 
> 		err = ip_mc_leave_group(sk, &mreq);
> if IS_ENABLED(CONFIG_IPV6)
> 	else
> 		err = ipv6_sock_mc_drop(sk, vxlan->link, &vxlan->gaddr.ip6);
> #endif
> 
>   	release_sock(sk);

Oh, of course, I missed that...

Thanks!

  reply	other threads:[~2013-04-02  1:39 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-31  5:43 [Patch net-next v1 1/4] vxlan: defer vxlan init as late as possible Cong Wang
2013-03-31  5:43 ` [Patch net-next v1 2/4] ipv6: export ipv6_sock_mc_join and ipv6_sock_mc_drop Cong Wang
2013-03-31  5:43 ` [Patch net-next v1 3/4] vxlan: add ipv6 support Cong Wang
2013-04-01 15:19   ` David Stevens
2013-04-01 15:36     ` Stephen Hemminger
2013-04-01 17:02     ` David Miller
2013-04-01 18:05       ` David Stevens
2013-04-01 18:15         ` David Miller
2013-04-01 20:03           ` David Stevens
2013-04-01 20:05             ` David Miller
2013-04-02  1:46         ` Cong Wang
2013-04-02 13:13           ` David Stevens
2013-04-01 20:14   ` Stephen Hemminger
2013-04-02  1:39     ` Cong Wang [this message]
2013-03-31  5:43 ` [Patch net-next v1 4/4] ipv6: Add generic UDP Tunnel segmentation Cong Wang
2013-03-31  6:17 ` [PATCH iproute2] vxlan: add ipv6 support Cong Wang

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