linux-kernel - [PATCH v2] intel_th: Switch to use kmemdup

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: <20240821031807.3781853-1-yujiaoliang@vivo.com>
Date: Wed, 21 Aug 2024 11:18:07 +0800
From: Yu Jiaoliang <yujiaoliang@...o.com>
To: Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	linux-kernel@...r.kernel.org
Cc: opensource.kernel@...o.com
Subject: [PATCH v2] intel_th: Switch to use kmemdup_array()

Let the kememdup_array() take care about multiplication and possible
overflows.

v2:
- Leave one blank line between the commit log and the tag section
- Change subject to intel_th

Signed-off-by: Yu Jiaoliang <yujiaoliang@...o.com>
---
 drivers/hwtracing/intel_th/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c
index d72993355473..df72037c1c86 100644
--- a/drivers/hwtracing/intel_th/core.c
+++ b/drivers/hwtracing/intel_th/core.c
@@ -408,7 +408,7 @@ static int intel_th_device_add_resources(struct intel_th_device *thdev,
 {
 	struct resource *r;
 
-	r = kmemdup(res, sizeof(*res) * nres, GFP_KERNEL);
+	r = kmemdup_array(res, nres, sizeof(*res), GFP_KERNEL);
 	if (!r)
 		return -ENOMEM;
 
-- 
2.34.1