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-rw-r--r--net/rfkill/core.c56
-rw-r--r--net/wireless/nl80211.c95
2 files changed, 118 insertions, 33 deletions
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index 4e68ab439d5d..79693fe2001e 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -56,7 +56,6 @@ struct rfkill {
u32 idx;
bool registered;
- bool suspended;
bool persistent;
const struct rfkill_ops *ops;
@@ -224,7 +223,7 @@ static void rfkill_send_events(struct rfkill *rfkill, enum rfkill_operation op)
static void rfkill_event(struct rfkill *rfkill)
{
- if (!rfkill->registered || rfkill->suspended)
+ if (!rfkill->registered)
return;
kobject_uevent(&rfkill->dev.kobj, KOBJ_CHANGE);
@@ -270,6 +269,9 @@ static void rfkill_set_block(struct rfkill *rfkill, bool blocked)
unsigned long flags;
int err;
+ if (unlikely(rfkill->dev.power.power_state.event & PM_EVENT_SLEEP))
+ return;
+
/*
* Some platforms (...!) generate input events which affect the
* _hard_ kill state -- whenever something tries to change the
@@ -292,9 +294,6 @@ static void rfkill_set_block(struct rfkill *rfkill, bool blocked)
rfkill->state |= RFKILL_BLOCK_SW_SETCALL;
spin_unlock_irqrestore(&rfkill->lock, flags);
- if (unlikely(rfkill->dev.power.power_state.event & PM_EVENT_SLEEP))
- return;
-
err = rfkill->ops->set_block(rfkill->data, blocked);
spin_lock_irqsave(&rfkill->lock, flags);
@@ -508,19 +507,32 @@ bool rfkill_set_sw_state(struct rfkill *rfkill, bool blocked)
blocked = blocked || hwblock;
spin_unlock_irqrestore(&rfkill->lock, flags);
- if (!rfkill->registered) {
- rfkill->persistent = true;
- } else {
- if (prev != blocked && !hwblock)
- schedule_work(&rfkill->uevent_work);
+ if (!rfkill->registered)
+ return blocked;
- rfkill_led_trigger_event(rfkill);
- }
+ if (prev != blocked && !hwblock)
+ schedule_work(&rfkill->uevent_work);
+
+ rfkill_led_trigger_event(rfkill);
return blocked;
}
EXPORT_SYMBOL(rfkill_set_sw_state);
+void rfkill_init_sw_state(struct rfkill *rfkill, bool blocked)
+{
+ unsigned long flags;
+
+ BUG_ON(!rfkill);
+ BUG_ON(rfkill->registered);
+
+ spin_lock_irqsave(&rfkill->lock, flags);
+ __rfkill_set_sw_state(rfkill, blocked);
+ rfkill->persistent = true;
+ spin_unlock_irqrestore(&rfkill->lock, flags);
+}
+EXPORT_SYMBOL(rfkill_init_sw_state);
+
void rfkill_set_states(struct rfkill *rfkill, bool sw, bool hw)
{
unsigned long flags;
@@ -598,6 +610,15 @@ static ssize_t rfkill_idx_show(struct device *dev,
return sprintf(buf, "%d\n", rfkill->idx);
}
+static ssize_t rfkill_persistent_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct rfkill *rfkill = to_rfkill(dev);
+
+ return sprintf(buf, "%d\n", rfkill->persistent);
+}
+
static u8 user_state_from_blocked(unsigned long state)
{
if (state & RFKILL_BLOCK_HW)
@@ -656,6 +677,7 @@ static struct device_attribute rfkill_dev_attrs[] = {
__ATTR(name, S_IRUGO, rfkill_name_show, NULL),
__ATTR(type, S_IRUGO, rfkill_type_show, NULL),
__ATTR(index, S_IRUGO, rfkill_idx_show, NULL),
+ __ATTR(persistent, S_IRUGO, rfkill_persistent_show, NULL),
__ATTR(state, S_IRUGO|S_IWUSR, rfkill_state_show, rfkill_state_store),
__ATTR(claim, S_IRUGO|S_IWUSR, rfkill_claim_show, rfkill_claim_store),
__ATTR_NULL
@@ -718,8 +740,6 @@ static int rfkill_suspend(struct device *dev, pm_message_t state)
rfkill_pause_polling(rfkill);
- rfkill->suspended = true;
-
return 0;
}
@@ -728,10 +748,10 @@ static int rfkill_resume(struct device *dev)
struct rfkill *rfkill = to_rfkill(dev);
bool cur;
- cur = !!(rfkill->state & RFKILL_BLOCK_SW);
- rfkill_set_block(rfkill, cur);
-
- rfkill->suspended = false;
+ if (!rfkill->persistent) {
+ cur = !!(rfkill->state & RFKILL_BLOCK_SW);
+ rfkill_set_block(rfkill, cur);
+ }
rfkill_resume_polling(rfkill);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 24168560ebae..241bddd0b4f1 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -1687,13 +1687,52 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
if (err)
goto out_rtnl;
- if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
- dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN) {
- err = -EINVAL;
+ err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, &params.vlan);
+ if (err)
goto out;
+
+ /* validate settings */
+ err = 0;
+
+ switch (dev->ieee80211_ptr->iftype) {
+ case NL80211_IFTYPE_AP:
+ case NL80211_IFTYPE_AP_VLAN:
+ /* disallow mesh-specific things */
+ if (params.plink_action)
+ err = -EINVAL;
+ break;
+ case NL80211_IFTYPE_STATION:
+ /* disallow everything but AUTHORIZED flag */
+ if (params.plink_action)
+ err = -EINVAL;
+ if (params.vlan)
+ err = -EINVAL;
+ if (params.supported_rates)
+ err = -EINVAL;
+ if (params.ht_capa)
+ err = -EINVAL;
+ if (params.listen_interval >= 0)
+ err = -EINVAL;
+ if (params.sta_flags_mask & ~BIT(NL80211_STA_FLAG_AUTHORIZED))
+ err = -EINVAL;
+ break;
+ case NL80211_IFTYPE_MESH_POINT:
+ /* disallow things mesh doesn't support */
+ if (params.vlan)
+ err = -EINVAL;
+ if (params.ht_capa)
+ err = -EINVAL;
+ if (params.listen_interval >= 0)
+ err = -EINVAL;
+ if (params.supported_rates)
+ err = -EINVAL;
+ if (params.sta_flags_mask)
+ err = -EINVAL;
+ break;
+ default:
+ err = -EINVAL;
}
- err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, &params.vlan);
if (err)
goto out;
@@ -1728,9 +1767,6 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
if (!info->attrs[NL80211_ATTR_MAC])
return -EINVAL;
- if (!info->attrs[NL80211_ATTR_STA_AID])
- return -EINVAL;
-
if (!info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL])
return -EINVAL;
@@ -1745,9 +1781,11 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
params.listen_interval =
nla_get_u16(info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL]);
- params.aid = nla_get_u16(info->attrs[NL80211_ATTR_STA_AID]);
- if (!params.aid || params.aid > IEEE80211_MAX_AID)
- return -EINVAL;
+ if (info->attrs[NL80211_ATTR_STA_AID]) {
+ params.aid = nla_get_u16(info->attrs[NL80211_ATTR_STA_AID]);
+ if (!params.aid || params.aid > IEEE80211_MAX_AID)
+ return -EINVAL;
+ }
if (info->attrs[NL80211_ATTR_HT_CAPABILITY])
params.ht_capa =
@@ -1762,13 +1800,39 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
if (err)
goto out_rtnl;
- if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
- dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN) {
- err = -EINVAL;
+ err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, &params.vlan);
+ if (err)
goto out;
+
+ /* validate settings */
+ err = 0;
+
+ switch (dev->ieee80211_ptr->iftype) {
+ case NL80211_IFTYPE_AP:
+ case NL80211_IFTYPE_AP_VLAN:
+ /* all ok but must have AID */
+ if (!params.aid)
+ err = -EINVAL;
+ break;
+ case NL80211_IFTYPE_MESH_POINT:
+ /* disallow things mesh doesn't support */
+ if (params.vlan)
+ err = -EINVAL;
+ if (params.aid)
+ err = -EINVAL;
+ if (params.ht_capa)
+ err = -EINVAL;
+ if (params.listen_interval >= 0)
+ err = -EINVAL;
+ if (params.supported_rates)
+ err = -EINVAL;
+ if (params.sta_flags_mask)
+ err = -EINVAL;
+ break;
+ default:
+ err = -EINVAL;
}
- err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, &params.vlan);
if (err)
goto out;
@@ -1812,7 +1876,8 @@ static int nl80211_del_station(struct sk_buff *skb, struct genl_info *info)
goto out_rtnl;
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
- dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN) {
+ dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN &&
+ dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT) {
err = -EINVAL;
goto out;
}