linux-kernel - [PATCH 2/2] staging: wfx: drop useless loop

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Message-Id: <20200529121603.1050891-2-Jerome.Pouiller@silabs.com>
Date:   Fri, 29 May 2020 14:16:03 +0200
From:   Jerome Pouiller <Jerome.Pouiller@...abs.com>
To:     devel@...verdev.osuosl.org, linux-wireless@...r.kernel.org
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        "David S . Miller" <davem@...emloft.net>,
        Jérôme Pouiller 
        <jerome.pouiller@...abs.com>
Subject: [PATCH 2/2] staging: wfx: drop useless loop

From: Jérôme Pouiller <jerome.pouiller@...abs.com>

It is guarantee that the loop will stop at first iteration. So drop the
loop.

Fixes: 6bf418c50f98a ("staging: wfx: change the way to choose frame to send")
Signed-off-by: Jérôme Pouiller <jerome.pouiller@...abs.com>
---
 drivers/staging/wfx/queue.c | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/drivers/staging/wfx/queue.c b/drivers/staging/wfx/queue.c
index 75df4aca29ac3..93ea2b72febd0 100644
--- a/drivers/staging/wfx/queue.c
+++ b/drivers/staging/wfx/queue.c
@@ -291,15 +291,12 @@ struct hif_msg *wfx_tx_queues_get(struct wfx_dev *wdev)
 
 	if (atomic_read(&wdev->tx_lock))
 		return NULL;
-
-	for (;;) {
-		skb = wfx_tx_queues_get_skb(wdev);
-		if (!skb)
-			return NULL;
-		skb_queue_tail(&wdev->tx_pending, skb);
-		wake_up(&wdev->tx_dequeue);
-		tx_priv = wfx_skb_tx_priv(skb);
-		tx_priv->xmit_timestamp = ktime_get();
-		return (struct hif_msg *)skb->data;
-	}
+	skb = wfx_tx_queues_get_skb(wdev);
+	if (!skb)
+		return NULL;
+	skb_queue_tail(&wdev->tx_pending, skb);
+	wake_up(&wdev->tx_dequeue);
+	tx_priv = wfx_skb_tx_priv(skb);
+	tx_priv->xmit_timestamp = ktime_get();
+	return (struct hif_msg *)skb->data;
 }
-- 
2.26.2