[PATCH] wifi: rtlwifi: use convenient list_count_nodes()

[Dmitry Antipov <dmantipov@xxxxxxxxx>]

Simplify 'rtl92ee_dm_common_info_self_update()',
'rtl8723be_dm_common_info_self_update()', and
'rtl8821ae_dm_common_info_self_update()' by using
'list_count_nodes()'. Compile tested only.

Signed-off-by: Dmitry Antipov <dmantipov@xxxxxxxxx>
---
 drivers/net/wireless/realtek/rtlwifi/rtl8192ee/dm.c | 5 +----
 drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c | 5 +----
 drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c | 4 +---
 3 files changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/dm.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/dm.c
index 997ff115b9ab..efd22b75c05f 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/dm.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/dm.c
@@ -936,7 +936,6 @@ void rtl92ee_dm_init(struct ieee80211_hw *hw)
 static void rtl92ee_dm_common_info_self_update(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
-	struct rtl_sta_info *drv_priv;
 	u8 cnt = 0;
 
 	rtlpriv->dm.one_entry_only = false;
@@ -951,9 +950,7 @@ static void rtl92ee_dm_common_info_self_update(struct ieee80211_hw *hw)
 	    rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC ||
 	    rtlpriv->mac80211.opmode == NL80211_IFTYPE_MESH_POINT) {
 		spin_lock_bh(&rtlpriv->locks.entry_list_lock);
-		list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) {
-			cnt++;
-		}
+		cnt = list_count_nodes(&rtlpriv->entry_list);
 		spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
 
 		if (cnt == 1)
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c
index c3c990cc032f..a54faec6f8a8 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c
@@ -1211,7 +1211,6 @@ static void rtl8723be_dm_common_info_self_update(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	u8 cnt = 0;
-	struct rtl_sta_info *drv_priv;
 
 	rtlpriv->dm.one_entry_only = false;
 
@@ -1225,9 +1224,7 @@ static void rtl8723be_dm_common_info_self_update(struct ieee80211_hw *hw)
 		rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC ||
 		rtlpriv->mac80211.opmode == NL80211_IFTYPE_MESH_POINT) {
 		spin_lock_bh(&rtlpriv->locks.entry_list_lock);
-		list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) {
-			cnt++;
-		}
+		cnt = list_count_nodes(&rtlpriv->entry_list);
 		spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
 
 		if (cnt == 1)
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c
index f3fe16798c59..fd739e482d0a 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c
@@ -828,7 +828,6 @@ static void rtl8821ae_dm_common_info_self_update(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	u8 cnt = 0;
-	struct rtl_sta_info *drv_priv;
 
 	rtlpriv->dm.tx_rate = 0xff;
 
@@ -844,8 +843,7 @@ static void rtl8821ae_dm_common_info_self_update(struct ieee80211_hw *hw)
 	    rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC ||
 	    rtlpriv->mac80211.opmode == NL80211_IFTYPE_MESH_POINT) {
 		spin_lock_bh(&rtlpriv->locks.entry_list_lock);
-		list_for_each_entry(drv_priv, &rtlpriv->entry_list, list)
-			cnt++;
+		cnt = list_count_nodes(&rtlpriv->entry_list);
 		spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
 
 		if (cnt == 1)
-- 
2.41.0