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Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index a2ed0f7b..1f76d04 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -120,6 +120,9 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
struct ieee80211_key *key;
int err;
+ if (!netif_running(dev))
+ return -ENETDOWN;
+
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
switch (params->cipher) {
@@ -145,7 +148,7 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
if (!key)
return -ENOMEM;
- rcu_read_lock();
+ mutex_lock(&sdata->local->sta_mtx);
if (mac_addr) {
sta = sta_info_get_bss(sdata, mac_addr);
@@ -160,7 +163,7 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
err = 0;
out_unlock:
- rcu_read_unlock();
+ mutex_unlock(&sdata->local->sta_mtx);
return err;
}
@@ -174,7 +177,7 @@ static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- rcu_read_lock();
+ mutex_lock(&sdata->local->sta_mtx);
if (mac_addr) {
ret = -ENOENT;
@@ -202,7 +205,7 @@ static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
ret = 0;
out_unlock:
- rcu_read_unlock();
+ mutex_unlock(&sdata->local->sta_mtx);
return ret;
}
@@ -305,15 +308,10 @@ static int ieee80211_config_default_key(struct wiphy *wiphy,
struct net_device *dev,
u8 key_idx)
{
- struct ieee80211_sub_if_data *sdata;
-
- rcu_read_lock();
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- sdata = IEEE80211_DEV_TO_SUB_IF(dev);
ieee80211_set_default_key(sdata, key_idx);
- rcu_read_unlock();
-
return 0;
}
@@ -1554,10 +1552,12 @@ static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy,
static int ieee80211_action(struct wiphy *wiphy, struct net_device *dev,
struct ieee80211_channel *chan,
enum nl80211_channel_type channel_type,
+ bool channel_type_valid,
const u8 *buf, size_t len, u64 *cookie)
{
return ieee80211_mgd_action(IEEE80211_DEV_TO_SUB_IF(dev), chan,
- channel_type, buf, len, cookie);
+ channel_type, channel_type_valid,
+ buf, len, cookie);
}
struct cfg80211_ops mac80211_config_ops = {
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