linux-kernel - [PATCH v2 1/3] PNPACPI: exclude devices already bound

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]

Date:	Fri, 23 Nov 2012 13:35:59 +0200
From:	Adrian Hunter <adrian.hunter@...el.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Chris Ball <cjb@...top.org>, mika.westerberg@...ux.intel.com,
	linux-mmc@...r.kernel.org, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/3] PNPACPI: exclude devices already bound

From: Mika Westerberg <mika.westerberg@...ux.intel.com>

This will exclude ACPI platform devices from also being created
as PNP devices.

Signed-off-by: Adrian Hunter <adrian.hunter@...el.com>
---
 drivers/pnp/pnpacpi/core.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 26b5d4b..653d563 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -242,6 +242,10 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
 	char *pnpid;
 	struct acpi_hardware_id *id;
 
+	/* Skip devices that are already bound */
+	if (device->physical_node_count)
+		return 0;
+
 	/*
 	 * If a PnPacpi device is not present , the device
 	 * driver should not be loaded.
-- 
1.7.11.7

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/