linux-kernel - [PATCH 6/8] soc: imx9: don't access of

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20260119-soc-of-root-v1-6-32a0fa9a78b4@oss.qualcomm.com>
Date: Mon, 19 Jan 2026 11:40:17 +0100
From: Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
To: Rob Herring <robh@...nel.org>, Saravana Kannan <saravanak@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Danilo Krummrich <dakr@...nel.org>,
        "Christophe Leroy (CS GROUP)" <chleroy@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>, Chen-Yu Tsai <wens@...nel.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-arm-kernel@...ts.infradead.org,
        imx@...ts.linux.dev, linux-renesas-soc@...r.kernel.org,
        linux-sunxi@...ts.linux.dev,
        Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
Subject: [PATCH 6/8] soc: imx9: don't access of_root directly

Don't access of_root directly as it reduces the build test coverage for
this driver with COMPILE_TEST=y and OF=n. Use existing helper functions
to retrieve the relevant information.

Suggested-by: Rob Herring <robh@...nel.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
---
 drivers/soc/imx/soc-imx9.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/soc/imx/soc-imx9.c b/drivers/soc/imx/soc-imx9.c
index b46d22cf0212c3f40f61ec5be85ca11e5d3207ac..0cea4307ac3923f416a63bca793a78835d868448 100644
--- a/drivers/soc/imx/soc-imx9.c
+++ b/drivers/soc/imx/soc-imx9.c
@@ -29,7 +29,7 @@ static int imx9_soc_probe(struct platform_device *pdev)
 	if (!attr)
 		return -ENOMEM;
 
-	err = of_property_read_string(of_root, "model", &attr->machine);
+	err = soc_device_get_machine(attr);
 	if (err) {
 		pr_err("%s: missing model property: %d\n", __func__, err);
 		goto attr;
@@ -103,7 +103,7 @@ static int __init imx9_soc_init(void)
 	struct platform_device *pdev;
 
 	/* No match means it is not an i.MX 9 series SoC, do nothing. */
-	if (!of_match_node(imx9_soc_match, of_root))
+	if (!of_machine_device_match(imx9_soc_match))
 		return 0;
 
 	ret = platform_driver_register(&imx9_soc_driver);

-- 
2.47.3