Re: net: nfc: BUG and panic in accept() on 3.5-rc2

Eric Dumazet
2012-06-11T14:58:56Z

On Mon, 2012-06-11 at 16:50 +0200, Sasha Levin wrote:

> Eric, Is there something that documents at what state each of the
> callbacks in the network subsystem can be called? Like a big flow chart
> of some sorts?
>
> I'm asking because I've looked at this as well before sending this mail,
> and while the fix does look trivial, I wasn't sure whether it is really
> the correct fix, or the problem is that this callback wasn't supposed be
> called at all so something else is broken (we had such issue with
> namespaces and unshare() not long ago).
>

I am not aware of such 'document'.

Things change, and only *good* reference is actual source code.

Now, take a look at sock_graft()/sock_orphan()/inet_release() ...