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mac80211: split CSA finalize function

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Improves readability and modularity.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Michal Kazior 2014-04-09 15:11:00 +02:00 committed by Johannes Berg
parent 59af6928d2
commit 66199506fb
1 changed files with 41 additions and 28 deletions
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69
net/mac80211/cfg.c
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@ -3053,10 +3053,48 @@ void ieee80211_csa_finish(struct ieee80211_vif *vif)
}
EXPORT_SYMBOL(ieee80211_csa_finish);
static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata,
u32 *changed)
{
int err;
switch (sdata->vif.type) {
case NL80211_IFTYPE_AP:
err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon);
kfree(sdata->u.ap.next_beacon);
sdata->u.ap.next_beacon = NULL;
if (err < 0)
return err;
*changed |= err;
break;
case NL80211_IFTYPE_ADHOC:
err = ieee80211_ibss_finish_csa(sdata);
if (err < 0)
return err;
*changed |= err;
break;
#ifdef CONFIG_MAC80211_MESH
case NL80211_IFTYPE_MESH_POINT:
err = ieee80211_mesh_finish_csa(sdata);
if (err < 0)
return err;
*changed |= err;
break;
#endif
default:
WARN_ON(1);
return -EINVAL;
}
return 0;
}
static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_local *local = sdata->local;
int err, changed = 0;
u32 changed = 0;
int err;
sdata_assert_lock(sdata);
lockdep_assert_held(&local->mtx);
@ -3072,37 +3110,12 @@ static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
}
sdata->vif.csa_active = false;
switch (sdata->vif.type) {
case NL80211_IFTYPE_AP:
err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon);
kfree(sdata->u.ap.next_beacon);
sdata->u.ap.next_beacon = NULL;
if (err < 0)
return;
changed |= err;
break;
case NL80211_IFTYPE_ADHOC:
err = ieee80211_ibss_finish_csa(sdata);
if (err < 0)
return;
changed |= err;
break;
#ifdef CONFIG_MAC80211_MESH
case NL80211_IFTYPE_MESH_POINT:
err = ieee80211_mesh_finish_csa(sdata);
if (err < 0)
return;
changed |= err;
break;
#endif
default:
WARN_ON(1);
err = ieee80211_set_after_csa_beacon(sdata, &changed);
if (err)
return;
}
ieee80211_bss_info_change_notify(sdata, changed);
cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef);
if (!ieee80211_csa_needs_block_tx(local))