From 1f43a3401debb9d06aa434ec6fecae676963d6f3 Mon Sep 17 00:00:00 2001 From: Qianfeng Rong Date: Tue, 19 Aug 2025 17:01:24 +0800 Subject: [PATCH] usb: typec: qcom-pmic-typec: use kcalloc() instead of kzalloc() Replace devm_kzalloc() with devm_kcalloc() in qcom_pmic_typec_pdphy_probe() and qcom_pmic_typec_port_probe() for safer memory allocation with built-in overflow protection. Signed-off-by: Qianfeng Rong Reviewed-by: Dmitry Baryshkov Reviewed-by: Bryan O'Donoghue Link: https://lore.kernel.org/r/20250819090125.540682-1-rongqianfeng@vivo.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c | 2 +- drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_port.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c index 18303b34594b..c8b1463e6e8b 100644 --- a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c +++ b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c @@ -567,7 +567,7 @@ int qcom_pmic_typec_pdphy_probe(struct platform_device *pdev, if (!res->nr_irqs || res->nr_irqs > PMIC_PDPHY_MAX_IRQS) return -EINVAL; - irq_data = devm_kzalloc(dev, sizeof(*irq_data) * res->nr_irqs, + irq_data = devm_kcalloc(dev, res->nr_irqs, sizeof(*irq_data), GFP_KERNEL); if (!irq_data) return -ENOMEM; diff --git a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_port.c b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_port.c index 4fc83dcfae64..8051eaa46991 100644 --- a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_port.c +++ b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_port.c @@ -713,7 +713,7 @@ int qcom_pmic_typec_port_probe(struct platform_device *pdev, if (!res->nr_irqs || res->nr_irqs > PMIC_TYPEC_MAX_IRQS) return -EINVAL; - irq_data = devm_kzalloc(dev, sizeof(*irq_data) * res->nr_irqs, + irq_data = devm_kcalloc(dev, res->nr_irqs, sizeof(*irq_data), GFP_KERNEL); if (!irq_data) return -ENOMEM; -- 2.51.0