linux-kernel - [PATCH] drm/gma500: Replace deprecated strncpy() with strscpy()

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Message-ID: <20250225203932.334123-1-thorsten.blum@linux.dev>
Date: Tue, 25 Feb 2025 21:39:32 +0100
From: Thorsten Blum <thorsten.blum@...ux.dev>
To: Patrik Jakobsson <patrik.r.jakobsson@...il.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>
Cc: Thorsten Blum <thorsten.blum@...ux.dev>,
	linux-hardening@...r.kernel.org,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] drm/gma500: Replace deprecated strncpy() with strscpy()

strncpy() is deprecated for NUL-terminated destination buffers. Use
strscpy() instead and remove the manual NUL-termination.

Compile-tested only.

Link: https://github.com/KSPP/linux/issues/90
Cc: linux-hardening@...r.kernel.org
Signed-off-by: Thorsten Blum <thorsten.blum@...ux.dev>
---
 drivers/gpu/drm/gma500/cdv_intel_dp.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/gma500/cdv_intel_dp.c b/drivers/gpu/drm/gma500/cdv_intel_dp.c
index cc2ed9b3fd2d..ca7f59ff1fda 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_dp.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_dp.c
@@ -855,8 +855,7 @@ cdv_intel_dp_i2c_init(struct gma_connector *connector,
 
 	memset(&intel_dp->adapter, '\0', sizeof (intel_dp->adapter));
 	intel_dp->adapter.owner = THIS_MODULE;
-	strncpy (intel_dp->adapter.name, name, sizeof(intel_dp->adapter.name) - 1);
-	intel_dp->adapter.name[sizeof(intel_dp->adapter.name) - 1] = '\0';
+	strscpy(intel_dp->adapter.name, name);
 	intel_dp->adapter.algo_data = &intel_dp->algo;
 	intel_dp->adapter.dev.parent = connector->base.kdev;
 
-- 
2.48.1