[PATCH 5/9] rcu: Replace rcu_assign_pointer(x, NULL) with RCU_INIT_POINTER(x, NULL)

From: Monam Agarwal
Date: Tue Mar 18 2014 - 18:47:46 EST


Signed-off-by: Monam Agarwal <monamagarwal123@xxxxxxxxx>
---
drivers/net/wireless/ath/carl9170/main.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index f06e069..5518592 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -446,7 +446,7 @@ static void carl9170_op_stop(struct ieee80211_hw *hw)

mutex_lock(&ar->mutex);
if (IS_ACCEPTING_CMD(ar)) {
- rcu_assign_pointer(ar->beacon_iter, NULL);
+ RCU_INIT_POINTER(ar->beacon_iter, NULL);

carl9170_led_set_state(ar, 0);

@@ -678,7 +678,7 @@ unlock:
vif_priv->active = false;
bitmap_release_region(&ar->vif_bitmap, vif_id, 0);
ar->vifs--;
- rcu_assign_pointer(ar->vif_priv[vif_id].vif, NULL);
+ RCU_INIT_POINTER(ar->vif_priv[vif_id].vif, NULL);
list_del_rcu(&vif_priv->list);
mutex_unlock(&ar->mutex);
synchronize_rcu();
@@ -716,7 +716,7 @@ static void carl9170_op_remove_interface(struct ieee80211_hw *hw,
WARN_ON(vif_priv->enable_beacon);
vif_priv->enable_beacon = false;
list_del_rcu(&vif_priv->list);
- rcu_assign_pointer(ar->vif_priv[id].vif, NULL);
+ RCU_INIT_POINTER(ar->vif_priv[id].vif, NULL);

if (vif == main_vif) {
rcu_read_unlock();
@@ -1258,7 +1258,7 @@ static int carl9170_op_sta_add(struct ieee80211_hw *hw,
}

for (i = 0; i < CARL9170_NUM_TID; i++)
- rcu_assign_pointer(sta_info->agg[i], NULL);
+ RCU_INIT_POINTER(sta_info->agg[i], NULL);

sta_info->ampdu_max_len = 1 << (3 + sta->ht_cap.ampdu_factor);
sta_info->ht_sta = true;
@@ -1285,7 +1285,7 @@ static int carl9170_op_sta_remove(struct ieee80211_hw *hw,
struct carl9170_sta_tid *tid_info;

tid_info = rcu_dereference(sta_info->agg[i]);
- rcu_assign_pointer(sta_info->agg[i], NULL);
+ RCU_INIT_POINTER(sta_info->agg[i], NULL);

if (!tid_info)
continue;
@@ -1398,7 +1398,7 @@ static int carl9170_op_ampdu_action(struct ieee80211_hw *hw,
spin_unlock_bh(&ar->tx_ampdu_list_lock);
}

- rcu_assign_pointer(sta_info->agg[tid], NULL);
+ RCU_INIT_POINTER(sta_info->agg[tid], NULL);
rcu_read_unlock();

ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
--
1.7.9.5

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