linux-kernel - [RFC PATCH 05/11] i2c: core: Avoid config node enumeration

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: <20240506225139.57647-6-kyarlagadda@nvidia.com>
Date: Tue, 7 May 2024 04:21:33 +0530
From: Krishna Yarlagadda <kyarlagadda@...dia.com>
To: <linux-tegra@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-doc@...r.kernel.org>, <linux-i2c@...r.kernel.org>,
	<linux-mmc@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC: <thierry.reding@...il.com>, <jonathanh@...dia.com>, <robh@...nel.org>,
	<krzk+dt@...nel.org>, <conor+dt@...nel.org>, <corbet@....net>,
	<andi.shyti@...nel.org>, <wsa+renesas@...g-engineering.com>,
	<ulf.hansson@...aro.org>, <adrian.hunter@...el.com>, <digetx@...il.com>,
	<ldewangan@...dia.com>, <kyarlagadda@...dia.com>, <mkumard@...dia.com>
Subject: [RFC PATCH 05/11] i2c: core: Avoid config node enumeration

Add "config" as a common node to add device configuration settings and
other data. This child node should not be treated as a device.
Skip "config" child node during i2c device registration.

Signed-off-by: Krishna Yarlagadda <kyarlagadda@...dia.com>
---
 drivers/i2c/i2c-core-of.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/i2c/i2c-core-of.c b/drivers/i2c/i2c-core-of.c
index a6c407d36800..f50206c6c4d6 100644
--- a/drivers/i2c/i2c-core-of.c
+++ b/drivers/i2c/i2c-core-of.c
@@ -98,6 +98,9 @@ void of_i2c_register_devices(struct i2c_adapter *adap)
 		bus = of_node_get(adap->dev.of_node);
 
 	for_each_available_child_of_node(bus, node) {
+		if (!strcmp(node->name, "config"))
+			continue;
+
 		if (of_node_test_and_set_flag(node, OF_POPULATED))
 			continue;
 
-- 
2.43.2