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author | David S. Miller <davem@davemloft.net> | 2008-09-26 00:16:16 +0400 |
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committer | David S. Miller <davem@davemloft.net> | 2008-09-26 00:16:16 +0400 |
commit | db4148da2cc84c31419b5e3ae3115ac6e11817a1 (patch) | |
tree | 72d7d99cd7a4903e017169e0ae8e2b37027129c6 /drivers/net/wireless/iwlwifi/iwl-agn.c | |
parent | ef40a685311bef053dedd833a72dffaf25669dda (diff) | |
parent | 8d09a5e1c36d0dec5728e6c8b0bb5412de09b27b (diff) | |
download | linux-db4148da2cc84c31419b5e3ae3115ac6e11817a1.tar.xz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 273762769767..7330890fd05e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -2504,8 +2504,7 @@ static void iwl4965_post_associate(struct iwl_priv *priv) priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK; - if (priv->current_ht_config.is_ht) - iwl_set_rxon_ht(priv, &priv->current_ht_config); + iwl_set_rxon_ht(priv, &priv->current_ht_config); iwl_set_rxon_chain(priv); priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id); @@ -2568,8 +2567,6 @@ static void iwl4965_post_associate(struct iwl_priv *priv) iwl_chain_noise_reset(priv); priv->start_calib = 1; - /* we have just associated, don't start scan too early */ - priv->next_scan_jiffies = jiffies + IWL_DELAY_NEXT_SCAN; } static int iwl4965_mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf); @@ -3171,6 +3168,10 @@ static void iwl4965_bss_info_changed(struct ieee80211_hw *hw, priv->power_data.dtim_period = bss_conf->dtim_period; priv->timestamp = bss_conf->timestamp; priv->assoc_capability = bss_conf->assoc_capability; + + /* we have just associated, don't start scan too early + * leave time for EAPOL exchange to complete + */ priv->next_scan_jiffies = jiffies + IWL_DELAY_NEXT_SCAN_AFTER_ASSOC; mutex_lock(&priv->mutex); @@ -3189,9 +3190,9 @@ static void iwl4965_bss_info_changed(struct ieee80211_hw *hw, static int iwl_mac_hw_scan(struct ieee80211_hw *hw, u8 *ssid, size_t ssid_len) { - int ret; unsigned long flags; struct iwl_priv *priv = hw->priv; + int ret; IWL_DEBUG_MAC80211("enter\n"); @@ -3210,20 +3211,27 @@ static int iwl_mac_hw_scan(struct ieee80211_hw *hw, u8 *ssid, size_t ssid_len) goto out_unlock; } - /* we don't schedule scan within next_scan_jiffies period */ + /* We don't schedule scan within next_scan_jiffies period. + * Avoid scanning during possible EAPOL exchange, return + * success immediately. + */ if (priv->next_scan_jiffies && time_after(priv->next_scan_jiffies, jiffies)) { IWL_DEBUG_SCAN("scan rejected: within next scan period\n"); - ret = -EAGAIN; + queue_work(priv->workqueue, &priv->scan_completed); + ret = 0; goto out_unlock; } + /* if we just finished scan ask for delay */ if (iwl_is_associated(priv) && priv->last_scan_jiffies && time_after(priv->last_scan_jiffies + IWL_DELAY_NEXT_SCAN, jiffies)) { IWL_DEBUG_SCAN("scan rejected: within previous scan period\n"); - ret = -EAGAIN; + queue_work(priv->workqueue, &priv->scan_completed); + ret = 0; goto out_unlock; } + if (ssid_len) { priv->one_direct_scan = 1; priv->direct_ssid_len = min_t(u8, ssid_len, IW_ESSID_MAX_SIZE); |