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mac80211: really fix monitor mode channel reporting 

After Felix's patch it was still broken in case you
used more than just a single monitor interface. Fix
it better now.

Reported-by: Sujith Manoharan <sujith@msujith.org>
Tested-by: Sujith Manoharan <sujith@msujith.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2013-02-28 09:59:22 +01:00
parent d0ae708d1a
commit feda30271e
1 changed files with 13 additions and 8 deletions
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21
net/mac80211/cfg.c
View File

@ -3290,14 +3290,19 @@ static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
int ret = -ENODATA;
rcu_read_lock();
if (local->use_chanctx) {
chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
if (chanctx_conf) {
*chandef = chanctx_conf->def;
ret = 0;
}
} else if (local->open_count == local->monitors) {
*chandef = local->monitor_chandef;
chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
if (chanctx_conf) {
*chandef = chanctx_conf->def;
ret = 0;
} else if (local->open_count > 0 &&
local->open_count == local->monitors &&
sdata->vif.type == NL80211_IFTYPE_MONITOR) {
if (local->use_chanctx)
*chandef = local->monitor_chandef;
else
cfg80211_chandef_create(chandef,
local->_oper_channel,
local->_oper_channel_type);
ret = 0;
}
rcu_read_unlock();