linux-kernel - [PATCH v1 3/3] serdev: Replace custom code with device_match_acpi

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

Message-Id: <20231024124115.3598090-4-andriy.shevchenko@linux.intel.com>
Date:   Tue, 24 Oct 2023 15:41:15 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Rob Herring <robh@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Tony Lindgren <tony@...mide.com>
Subject: [PATCH v1 3/3] serdev: Replace custom code with device_match_acpi_handle()

Since driver core provides a generic device_match_acpi_handle()
we may replace the custom code with it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/tty/serdev/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c
index 6a1e75f98f16..a5fdaf5e148e 100644
--- a/drivers/tty/serdev/core.c
+++ b/drivers/tty/serdev/core.c
@@ -665,7 +665,7 @@ static int acpi_serdev_check_resources(struct serdev_controller *ctrl,
 		acpi_get_parent(adev->handle, &lookup.controller_handle);
 
 	/* Make sure controller and ResourceSource handle match */
-	if (ACPI_HANDLE(ctrl->dev.parent) != lookup.controller_handle)
+	if (!device_match_acpi_handle(ctrl->dev.parent, lookup.controller_handle))
 		return -ENODEV;
 
 	return 0;
-- 
2.40.0.1.gaa8946217a0b