linux-kernel - [PATCH] igc: Make the const read-only array supported

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Message-ID: <20250618135408.1784120-1-colin.i.king@gmail.com>
Date: Wed, 18 Jun 2025 14:54:08 +0100
From: Colin Ian King <colin.i.king@...il.com>
To: Tony Nguyen <anthony.l.nguyen@...el.com>,
	Przemek Kitszel <przemyslaw.kitszel@...el.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>,
	intel-wired-lan@...ts.osuosl.org,
	netdev@...r.kernel.org
Cc: kernel-janitors@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] igc: Make the const read-only array supported_sizes static

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

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 drivers/net/ethernet/intel/igc/igc_tsn.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/igc/igc_tsn.c b/drivers/net/ethernet/intel/igc/igc_tsn.c
index b23b9ca451a7..8a110145bfee 100644
--- a/drivers/net/ethernet/intel/igc/igc_tsn.c
+++ b/drivers/net/ethernet/intel/igc/igc_tsn.c
@@ -431,7 +431,7 @@ static u8 igc_fpe_get_frag_size_mult(const struct igc_fpe_t *fpe)
 
 u32 igc_fpe_get_supported_frag_size(u32 frag_size)
 {
-	const u32 supported_sizes[] = {64, 128, 192, 256};
+	static const u32 supported_sizes[] = { 64, 128, 192, 256 };
 
 	/* Find the smallest supported size that is >= frag_size */
 	for (int i = 0; i < ARRAY_SIZE(supported_sizes); i++) {
-- 
2.49.0