netdev - [PATCH] net: macb: Truncate TX1519CNT for trailing NUL

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Message-Id: <20250310222415.work.815-kees@kernel.org>
Date: Mon, 10 Mar 2025 15:24:16 -0700
From: Kees Cook <kees@...nel.org>
To: Nicolas Ferre <nicolas.ferre@...rochip.com>
Cc: Kees Cook <kees@...nel.org>,
	Claudiu Beznea <claudiu.beznea@...on.dev>,
	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>,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-hardening@...r.kernel.org
Subject: [PATCH] net: macb: Truncate TX1519CNT for trailing NUL

GCC 15's -Wunterminated-string-initialization saw that this string was
being truncated. Adjust the initializer so that the needed final NUL
character will be present.

Cc: Nicolas Ferre <nicolas.ferre@...rochip.com>
Cc: Claudiu Beznea <claudiu.beznea@...on.dev>
Cc: Andrew Lunn <andrew+netdev@...n.ch>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Eric Dumazet <edumazet@...gle.com>
Cc: Jakub Kicinski <kuba@...nel.org>
Cc: Paolo Abeni <pabeni@...hat.com>
Cc: netdev@...r.kernel.org
Signed-off-by: Kees Cook <kees@...nel.org>
---
 drivers/net/ethernet/cadence/macb.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h
index 2847278d9cd4..9a6acb97c82d 100644
--- a/drivers/net/ethernet/cadence/macb.h
+++ b/drivers/net/ethernet/cadence/macb.h
@@ -1067,7 +1067,8 @@ static const struct gem_statistic gem_statistics[] = {
 	GEM_STAT_TITLE(TX256CNT, "tx_256_511_byte_frames"),
 	GEM_STAT_TITLE(TX512CNT, "tx_512_1023_byte_frames"),
 	GEM_STAT_TITLE(TX1024CNT, "tx_1024_1518_byte_frames"),
-	GEM_STAT_TITLE(TX1519CNT, "tx_greater_than_1518_byte_frames"),
+	GEM_STAT_TITLE(TX1519CNT, "tx_greater_than_1518_byte_frame"),
+
 	GEM_STAT_TITLE_BITS(TXURUNCNT, "tx_underrun",
 			    GEM_BIT(NDS_TXERR)|GEM_BIT(NDS_TXFIFOERR)),
 	GEM_STAT_TITLE_BITS(SNGLCOLLCNT, "tx_single_collision_frames",
-- 
2.34.1