linux-kernel - [PATCH v1 2/2] platform/x86: wmi: Replace open coded guid_parse_and

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:   Wed, 21 Jun 2023 18:11:55 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Hans de Goede <hdegoede@...hat.com>,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Mark Gross <markgross@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1 2/2] platform/x86: wmi: Replace open coded guid_parse_and_compare()

Even though we have no issues in the code, let's replace the open
coded guid_parse_and_compare().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/platform/x86/wmi.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 098512a53170..a78ddd83cda0 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -1241,11 +1241,7 @@ static bool guid_already_parsed_for_legacy(struct acpi_device *device, const gui
 	list_for_each_entry(wblock, &wmi_block_list, list) {
 		/* skip warning and register if we know the driver will use struct wmi_driver */
 		for (int i = 0; allow_duplicates[i] != NULL; i++) {
-			guid_t tmp;
-
-			if (guid_parse(allow_duplicates[i], &tmp))
-				continue;
-			if (guid_equal(&tmp, guid))
+			if (guid_parse_and_compare(allow_duplicates[i], guid))
 				return false;
 		}
 		if (guid_equal(&wblock->gblock.guid, guid)) {
-- 
2.40.0.1.gaa8946217a0b