netdev - [PATCH] net: renesas: rswitch: simplify rswitch

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Message-ID: <20250913181345.204344-1-yury.norov@gmail.com>
Date: Sat, 13 Sep 2025 14:13:45 -0400
From: "Yury Norov (NVIDIA)" <yury.norov@...il.com>
To: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Nikita Yushchenko <nikita.yoush@...entembedded.com>,
	Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Uwe Kleine-König <u.kleine-koenig@...libre.com>,
	"Yury Norov (NVIDIA)" <yury.norov@...il.com>
Cc: netdev@...r.kernel.org,
	linux-renesas-soc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] net: renesas: rswitch: simplify rswitch_stop()

rswitch_stop() opencodes for_each_set_bit().

Signed-off-by: Yury Norov (NVIDIA) <yury.norov@...il.com>
---
 drivers/net/ethernet/renesas/rswitch.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/renesas/rswitch.c b/drivers/net/ethernet/renesas/rswitch.c
index aba772e14555..9497c738b828 100644
--- a/drivers/net/ethernet/renesas/rswitch.c
+++ b/drivers/net/ethernet/renesas/rswitch.c
@@ -1627,9 +1627,7 @@ static int rswitch_stop(struct net_device *ndev)
 	if (bitmap_empty(rdev->priv->opened_ports, RSWITCH_NUM_PORTS))
 		iowrite32(GWCA_TS_IRQ_BIT, rdev->priv->addr + GWTSDID);
 
-	for (tag = find_first_bit(rdev->ts_skb_used, TS_TAGS_PER_PORT);
-	     tag < TS_TAGS_PER_PORT;
-	     tag = find_next_bit(rdev->ts_skb_used, TS_TAGS_PER_PORT, tag + 1)) {
+	for_each_set_bit(tag, rdev->ts_skb_used, TS_TAGS_PER_PORT) {
 		ts_skb = xchg(&rdev->ts_skb[tag], NULL);
 		clear_bit(tag, rdev->ts_skb_used);
 		if (ts_skb)
-- 
2.43.0