linux-kernel - [PATCH] soc: qcom: use devm_kcalloc() for array space allocation

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: <20250819035935.434121-1-rongqianfeng@vivo.com>
Date: Tue, 19 Aug 2025 11:59:34 +0800
From: Qianfeng Rong <rongqianfeng@...o.com>
To: Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konradybcio@...nel.org>,
	linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Qianfeng Rong <rongqianfeng@...o.com>
Subject: [PATCH] soc: qcom: use devm_kcalloc() for array space allocation

Replace calls of devm_kzalloc() with devm_kcalloc() in master_stats_probe()
for safer memory allocation with built-in overflow protection.

Signed-off-by: Qianfeng Rong <rongqianfeng@...o.com>
---
 drivers/soc/qcom/rpm_master_stats.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soc/qcom/rpm_master_stats.c b/drivers/soc/qcom/rpm_master_stats.c
index 49e4f9457279..c7788337e164 100644
--- a/drivers/soc/qcom/rpm_master_stats.c
+++ b/drivers/soc/qcom/rpm_master_stats.c
@@ -78,7 +78,7 @@ static int master_stats_probe(struct platform_device *pdev)
 	if (count < 0)
 		return count;
 
-	data = devm_kzalloc(dev, count * sizeof(*data), GFP_KERNEL);
+	data = devm_kcalloc(dev, count, sizeof(*data), GFP_KERNEL);
 	if (!data)
 		return -ENOMEM;
 
-- 
2.34.1