iwlwifi: remove bg_up work

There's no need to queue a work struct from
within a work struct, just move the code to
execute directly.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>

3 files changed, 14 insertions, 29 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 1c54425afe22..b528a20ade4f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2439,18 +2439,6 @@ static void iwl_bg_run_time_calib_work(struct work_struct *work)
         return;
 }
 
-static void iwl_bg_up(struct work_struct *data)
-{
-        struct iwl_priv *priv = container_of(data, struct iwl_priv, up);
-
-        if (test_bit(STATUS_EXIT_PENDING, &priv->status))
-                return;
-
-        mutex_lock(&priv->mutex);
-        __iwl_up(priv);
-        mutex_unlock(&priv->mutex);
-}
-
 static void iwl_bg_restart(struct work_struct *data)
 {
         struct iwl_priv *priv = container_of(data, struct iwl_priv, restart);
@@ -2467,7 +2455,13 @@ static void iwl_bg_restart(struct work_struct *data)
                 ieee80211_restart_hw(priv->hw);
         } else {
                 iwl_down(priv);
-                queue_work(priv->workqueue, &priv->up);
+
+                if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+                        return;
+
+                mutex_lock(&priv->mutex);
+                __iwl_up(priv);
+                mutex_unlock(&priv->mutex);
         }
 }
 
@@ -3285,7 +3279,6 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv)
 
         init_waitqueue_head(&priv->wait_command_queue);
 
-        INIT_WORK(&priv->up, iwl_bg_up);
         INIT_WORK(&priv->restart, iwl_bg_restart);
         INIT_WORK(&priv->rx_replenish, iwl_bg_rx_replenish);
         INIT_WORK(&priv->beacon_update, iwl_bg_beacon_update);
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 9b0a5cbc20f9..1cd565aef62c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1264,7 +1264,6 @@ struct iwl_priv {
 
         struct workqueue_struct *workqueue;
 
-        struct work_struct up;
         struct work_struct restart;
         struct work_struct calibrated_work;
         struct work_struct scan_completed;
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index cd42b5838b38..119da54116de 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -3033,18 +3033,6 @@ static void iwl3945_bg_request_scan(struct work_struct *data)
         mutex_unlock(&priv->mutex);
 }
 
-static void iwl3945_bg_up(struct work_struct *data)
-{
-        struct iwl_priv *priv = container_of(data, struct iwl_priv, up);
-
-        if (test_bit(STATUS_EXIT_PENDING, &priv->status))
-                return;
-
-        mutex_lock(&priv->mutex);
-        __iwl3945_up(priv);
-        mutex_unlock(&priv->mutex);
-}
-
 static void iwl3945_bg_restart(struct work_struct *data)
 {
         struct iwl_priv *priv = container_of(data, struct iwl_priv, restart);
@@ -3061,7 +3049,13 @@ static void iwl3945_bg_restart(struct work_struct *data)
                 ieee80211_restart_hw(priv->hw);
         } else {
                 iwl3945_down(priv);
-                queue_work(priv->workqueue, &priv->up);
+
+                if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+                        return;
+
+                mutex_lock(&priv->mutex);
+                __iwl3945_up(priv);
+                mutex_unlock(&priv->mutex);
         }
 }
 
@@ -3782,7 +3776,6 @@ static void iwl3945_setup_deferred_work(struct iwl_priv *priv)
 
         init_waitqueue_head(&priv->wait_command_queue);
 
-        INIT_WORK(&priv->up, iwl3945_bg_up);
         INIT_WORK(&priv->restart, iwl3945_bg_restart);
         INIT_WORK(&priv->rx_replenish, iwl3945_bg_rx_replenish);
         INIT_WORK(&priv->beacon_update, iwl3945_bg_beacon_update);