Re: [PATCH] net/bridge: Add missing in6_dev_put in br_validate_ipv6

[Florian Westphal]

Julien Grall <julien.grall@xxxxxxxxxx> wrote:
> On 03/07/15 21:42, Florian Westphal wrote:
> > I think it makes more sense to use __in6_dev_get() instead which doesn't
> > take a reference.
> 
> __in6_dev_get requires to hold rcu_read_lock or RTNL. My knowledge on
> this code is very limited. Are we sure that one this lock is hold? At
> first glance, I wasn't able to find one.

All netfilter hooks are rcu_read_locked via nf_hook_slow().

BTW, netfilter patches should be sent to netfilter-devel@xxxxxxxxxxxxxxxx
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