netdev - [PATCH net-next v4 08/11] net: dsa: realtek: rtl8365mb: use GENMASK(n-1,0) instead of BIT(n)-1

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Message-Id: <20220105031515.29276-9-luizluca@gmail.com>
Date:   Wed,  5 Jan 2022 00:15:12 -0300
From:   Luiz Angelo Daros de Luca <luizluca@...il.com>
To:     netdev@...r.kernel.org
Cc:     linus.walleij@...aro.org, andrew@...n.ch, vivien.didelot@...il.com,
        f.fainelli@...il.com, olteanv@...il.com, alsi@...g-olufsen.dk,
        arinc.unal@...nc9.com, frank-w@...lic-files.de,
        Luiz Angelo Daros de Luca <luizluca@...il.com>
Subject: [PATCH net-next v4 08/11] net: dsa: realtek: rtl8365mb: use GENMASK(n-1,0) instead of BIT(n)-1

Signed-off-by: Luiz Angelo Daros de Luca <luizluca@...il.com>
Tested-by: Arınç ÜNAL <arinc.unal@...nc9.com>
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
---
 drivers/net/dsa/realtek/rtl8365mb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/dsa/realtek/rtl8365mb.c b/drivers/net/dsa/realtek/rtl8365mb.c
index e115129cd5cd..b22f50a9d1ef 100644
--- a/drivers/net/dsa/realtek/rtl8365mb.c
+++ b/drivers/net/dsa/realtek/rtl8365mb.c
@@ -1973,7 +1973,7 @@ static int rtl8365mb_detect(struct realtek_priv *priv)
 		mb->priv = priv;
 		mb->chip_id = chip_id;
 		mb->chip_ver = chip_ver;
-		mb->port_mask = BIT(priv->num_ports) - 1;
+		mb->port_mask = GENMASK(priv->num_ports - 1, 0);
 		mb->learn_limit_max = RTL8365MB_LEARN_LIMIT_MAX_8365MB_VC;
 		mb->jam_table = rtl8365mb_init_jam_8365mb_vc;
 		mb->jam_size = ARRAY_SIZE(rtl8365mb_init_jam_8365mb_vc);
-- 
2.34.0