netdev - [PATCH][next] net: dsa: microchip: make read-only array ts

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Message-ID: <20251219213334.492228-1-colin.i.king@gmail.com>
Date: Fri, 19 Dec 2025 21:33:34 +0000
From: Colin Ian King <colin.i.king@...il.com>
To: Woojung Huh <woojung.huh@...rochip.com>,
	UNGLinuxDriver@...rochip.com,
	Andrew Lunn <andrew@...n.ch>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Richard Cochran <richardcochran@...il.com>,
	netdev@...r.kernel.org
Cc: kernel-janitors@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH][next] net: dsa: microchip: make read-only array ts_reg static const

Don't populate the read-only array ts_reg on the stack at run time,
instead make it static const.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 drivers/net/dsa/microchip/ksz_ptp.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/net/dsa/microchip/ksz_ptp.c b/drivers/net/dsa/microchip/ksz_ptp.c
index 997e4a76d0a6..839b0202076d 100644
--- a/drivers/net/dsa/microchip/ksz_ptp.c
+++ b/drivers/net/dsa/microchip/ksz_ptp.c
@@ -1088,8 +1088,11 @@ static void ksz_ptp_msg_irq_free(struct ksz_port *port, u8 n)
 
 static int ksz_ptp_msg_irq_setup(struct ksz_port *port, u8 n)
 {
-	u16 ts_reg[] = {REG_PTP_PORT_PDRESP_TS, REG_PTP_PORT_XDELAY_TS,
-			REG_PTP_PORT_SYNC_TS};
+	static const u16 ts_reg[] = {
+		REG_PTP_PORT_PDRESP_TS,
+		REG_PTP_PORT_XDELAY_TS,
+		REG_PTP_PORT_SYNC_TS
+	};
 	static const char * const name[] = {"pdresp-msg", "xdreq-msg",
 					    "sync-msg"};
 	const struct ksz_dev_ops *ops = port->ksz_dev->dev_ops;
-- 
2.51.0