On Thu, 2014-06-12 at 14:54 +0200, Michal Kazior wrote:
> Multi-vif in-place reservations happen when
> it is impossible to allocate more channel contexts
> as indicated by interface combinations.
>
> Such reservations are not finalized until all
> assigned interfaces are ready.
>
> This still doesn't handle all possible cases
> (i.e. degradation of number of channels) properly.
>
> Signed-off-by: Michal Kazior <michal.kazior@xxxxxxxxx>
> ---
>
[...]
> diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
> index 3702d64..159f4c3 100644
> --- a/net/mac80211/chan.c
> +++ b/net/mac80211/chan.c
> @@ -63,6 +63,19 @@ static bool ieee80211_can_create_new_chanctx(struct ieee80211_local *local)
> return ieee80211_num_chanctx(local) < ieee80211_max_num_channels(local);
> }
>
> +static struct ieee80211_chanctx *
> +ieee80211_vif_get_chanctx(struct ieee80211_sub_if_data *sdata)
> +{
> + struct ieee80211_chanctx_conf *conf;
> +
> + conf = rcu_dereference_protected(sdata->vif.chanctx_conf,
> + lockdep_is_held(&local->chanctx_mtx));
This doesn't compile. local is undefined here. :(
It's a simple fix though. s/local/sdata->local/
--
Luca.
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