Re: [PATCH v2] mac80211: fix interface initialisation and deinitialisation

[Michael Buesch <mb@bu3sch.de>]

On Wednesday 26 September 2007 14:27:23 Johannes Berg wrote:
> When an interface is registered it is still uninitialised so
> ieee80211_if_reinit() can't be called on it (it will oops.)
> Hence, we need to move the uninit method assignment.
> 
> Also, this patch fixes the bug that the master device is never
> initialised nor deinitialised at all. Oddly, the deinit code
> had an if statement to not run some code when running for the
> master interface (which never happened), but that if statement
> is also wrong. Fix that too.
> 
> Now that the uninit code is run for the master device, another
> bug surfaced: it tries to remove all dependent interfaces and
> that oopses or BUGs at some point, either because it unregisters
> already unregistered interfaces (missing list_del bug) or due
> to trying to iterate a list that has had other things removed.
> Fix this too by handling the master interface specially.
> 
> Signed-off-by: Johannes Berg <johannes@sipsolutions.net>

This works fine without any crashes or problems here.

-- 
Greetings Michael.