linux-kernel - [PATCH v5 1/3] PNP: Add dev_is

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>] [day] [month] [year] [list]

Message-ID:
 <PSAPR06MB4952B6F731E61760358CDCFBC9002@PSAPR06MB4952.apcprd06.prod.outlook.com>
Date: Mon,  8 Apr 2024 11:36:22 +0800
From: Guanbing Huang <albanhuang@...look.com>
To: gregkh@...uxfoundation.org,
	andriy.shevchenko@...el.com,
	rafael.j.wysocki@...el.com
Cc: linux-acpi@...r.kernel.org,
	tony@...mide.com,
	john.ogness@...utronix.de,
	yangyicong@...ilicon.com,
	jirislaby@...nel.org,
	linux-kernel@...r.kernel.org,
	linux-serial@...r.kernel.org,
	lvjianmin@...ngson.cn,
	albanhuang@...cent.com,
	tombinfan@...cent.com
Subject: [PATCH v5 1/3] PNP: Add dev_is_pnp() macro

From: Guanbing Huang <albanhuang@...cent.com>

Add dev_is_pnp() macro to determine whether the device is a PNP device.

Signed-off-by: Guanbing Huang <albanhuang@...cent.com>
Suggested-by: Andy Shevchenko <andriy.shevchenko@...el.com>
Reviewed-by: Bing Fan <tombinfan@...cent.com>
Tested-by: Linheng Du <dylanlhdu@...cent.com>
---
v4 -> v5: change "pnp" in the commit message to uppercase

 include/linux/pnp.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/pnp.h b/include/linux/pnp.h
index ddbe7c3ca4ce..792921c06594 100644
--- a/include/linux/pnp.h
+++ b/include/linux/pnp.h
@@ -502,6 +502,8 @@ static inline void pnp_unregister_driver(struct pnp_driver *drv) { }
 
 #endif /* CONFIG_PNP */
 
+#define dev_is_pnp(d) ((d)->bus == &pnp_bus_type)
+
 /**
  * module_pnp_driver() - Helper macro for registering a PnP driver
  * @__pnp_driver: pnp_driver struct
-- 
2.17.1