iwlagn: add P2P NoA to probe responses

Whether to use NoA or not is entire controlled
by the uCode right now, and it also adds the
attribute to beacons. We do need to add it to
probe responses in the driver though.

Keep track of the NoA notification from the
uCode and add the data to probe responses when
such are transmitted. Use RCU to manage the
lifetime.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 9d463cf40380..3c0f4e6c9357 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -3069,6 +3069,7 @@ static void iwl_uninit_drv(struct iwl_priv *priv)
                 kmem_cache_destroy(priv->tx_cmd_pool);
         kfree(priv->scan_cmd);
         kfree(priv->beacon_cmd);
+        kfree(rcu_dereference_raw(priv->noa_data));
 #ifdef CONFIG_IWLWIFI_DEBUGFS
         kfree(priv->wowlan_sram);
 #endif