netdev - [PATCH] net:rtlwifi:move spin_lock_bh to spin

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Message-Id: <1553005870-28018-1-git-send-email-chongguiguzi@gmail.com>
Date:   Tue, 19 Mar 2019 22:31:10 +0800
From:   Jeff Xie <chongguiguzi@...il.com>
To:     pkshih@...ltek.com, kvalo@...eaurora.org
Cc:     davem@...emloft.net, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        chongguiguzi@...il.com
Subject: [PATCH] net:rtlwifi:move spin_lock_bh to spin_lock in tasklet

It is unnecessary to call spin_lock_bh in a tasklet.

Signed-off-by: Jeff Xie <chongguiguzi@...il.com>

---
 drivers/net/wireless/realtek/rtlwifi/pci.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c
index 48ca521..4055e0a 100644
--- a/drivers/net/wireless/realtek/rtlwifi/pci.c
+++ b/drivers/net/wireless/realtek/rtlwifi/pci.c
@@ -499,16 +499,16 @@ static void _rtl_pci_tx_chk_waitq(struct ieee80211_hw *hw)
 
 			memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc));
 
-			spin_lock_bh(&rtlpriv->locks.waitq_lock);
+			spin_lock(&rtlpriv->locks.waitq_lock);
 			if (!skb_queue_empty(&mac->skb_waitq[tid]) &&
 			    (ring->entries - skb_queue_len(&ring->queue) >
 			     rtlhal->max_earlymode_num)) {
 				skb = skb_dequeue(&mac->skb_waitq[tid]);
 			} else {
-				spin_unlock_bh(&rtlpriv->locks.waitq_lock);
+				spin_unlock(&rtlpriv->locks.waitq_lock);
 				break;
 			}
-			spin_unlock_bh(&rtlpriv->locks.waitq_lock);
+			spin_unlock(&rtlpriv->locks.waitq_lock);
 
 			/* Some macaddr can't do early mode. like
 			 * multicast/broadcast/no_qos data
-- 
2.7.4