iwmc3200wifi: remove key caches in driver

cfg80211 now guarantees keys are set after connecting. We can remove
the key cache code from the driver now.

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 2 insertions, 70 deletions

diff --git a/drivers/net/wireless/iwmc3200wifi/cfg80211.c b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
index 0372658bac99..3f5a08fa401f 100644
--- a/drivers/net/wireless/iwmc3200wifi/cfg80211.c
+++ b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
@@ -158,34 +158,6 @@ static int iwm_key_init(struct iwm_key *key, u8 key_index,
         return 0;
 }
 
-static int iwm_reset_profile(struct iwm_priv *iwm)
-{
-        int ret;
-
-        if (!iwm->umac_profile_active)
-                return 0;
-
-        /*
-         * If there is a current active profile, but no
-         * default key, it's not worth trying to associate again.
-         */
-        if (iwm->default_key < 0)
-                return 0;
-
-        /*
-         * Here we have an active profile, but a key setting changed.
-         * We thus have to invalidate the current profile, and push the
-         * new one. Keys will be pushed when association takes place.
-         */
-        ret = iwm_invalidate_mlme_profile(iwm);
-        if (ret < 0) {
-                IWM_ERR(iwm, "Couldn't invalidate profile\n");
-                return ret;
-        }
-
-        return iwm_send_mlme_profile(iwm);
-}
-
 static int iwm_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev,
                                 u8 key_index, const u8 *mac_addr,
                                 struct key_params *params)
@@ -245,10 +217,6 @@ static int iwm_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev,
         if (key_index == iwm->default_key)
                 iwm->default_key = -1;
 
-        /* If the interface is down, we just cache this */
-        if (!test_bit(IWM_STATUS_READY, &iwm->status))
-                return 0;
-
         return iwm_set_key(iwm, 1, key);
 }
 
@@ -257,7 +225,6 @@ static int iwm_cfg80211_set_default_key(struct wiphy *wiphy,
                                         u8 key_index)
 {
         struct iwm_priv *iwm = ndev_to_iwm(ndev);
-        int ret;
 
         IWM_DBG_WEXT(iwm, DBG, "Default key index is: %d\n", key_index);
 
@@ -268,15 +235,7 @@ static int iwm_cfg80211_set_default_key(struct wiphy *wiphy,
 
         iwm->default_key = key_index;
 
-        /* If the interface is down, we just cache this */
-        if (!test_bit(IWM_STATUS_READY, &iwm->status))
-                return 0;
-
-        ret = iwm_set_tx_key(iwm, key_index);
-        if (ret < 0)
-                return ret;
-
-        return iwm_reset_profile(iwm);
+        return iwm_set_tx_key(iwm, key_index);
 }
 
 int iwm_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
diff --git a/drivers/net/wireless/iwmc3200wifi/commands.c b/drivers/net/wireless/iwmc3200wifi/commands.c
index e6be29704a1d..0d6637005f42 100644
--- a/drivers/net/wireless/iwmc3200wifi/commands.c
+++ b/drivers/net/wireless/iwmc3200wifi/commands.c
@@ -584,12 +584,6 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, struct iwm_key *key)
         struct iwm_umac_key_tkip *tkip = (struct iwm_umac_key_tkip *)cmd;
         struct iwm_umac_key_ccmp *ccmp = (struct iwm_umac_key_ccmp *)cmd;
 
-        /*
-         * We check if our current profile is valid.
-         * If not, we dont push the key, we just cache them,
-         * so that with the next siwsessid call, the keys
-         * will be actually pushed.
-         */
         if (!remove) {
                 ret = iwm_check_profile(iwm);
                 if (ret < 0)
@@ -727,7 +721,7 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, struct iwm_key *key)
 
 int iwm_send_mlme_profile(struct iwm_priv *iwm)
 {
-        int ret, i;
+        int ret;
         struct iwm_umac_profile profile;
 
         memcpy(&profile, iwm->umac_profile, sizeof(profile));
@@ -742,27 +736,6 @@ int iwm_send_mlme_profile(struct iwm_priv *iwm)
                 return ret;
         }
 
-        for (i = 0; i < IWM_NUM_KEYS; i++)
-                if (iwm->keys[i].key_len) {
-                        struct iwm_key *key = &iwm->keys[i];
-
-                        /* Wait for the profile before sending the keys */
-                        wait_event_interruptible_timeout(iwm->mlme_queue,
-                             (test_bit(IWM_STATUS_ASSOCIATING, &iwm->status) ||
-                              test_bit(IWM_STATUS_ASSOCIATED, &iwm->status)),
-                                                         3 * HZ);
-
-                        ret = iwm_set_key(iwm, 0, key);
-                        if (ret)
-                                return ret;
-
-                        if (iwm->default_key == i) {
-                                ret = iwm_set_tx_key(iwm, i);
-                                if (ret)
-                                        return ret;
-                        }
-                }
-
         return 0;
 }