hulk inclusion category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/ICMGLX -------------------------------- To meet the principle of least privilege for file permissions, modify xint proc file permission from 644 to 640. Fixes: 3053668e6b21 ("arm64: Introduce Xint software solution") Signed-off-by: Yuntao Liu <liuyuntao12@huawei.com> --- drivers/irqchip/irq-gic-v3.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index b91ff6a8b8e9..4be2dd801cda 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -1116,7 +1116,7 @@ void register_irqchip_proc(struct irq_desc *desc, void *irqp) return; /* create /proc/irq/<irq>/xint */ - proc_create_data("xint", 0644, desc->dir, &xint_proc_ops, irqp); + proc_create_data("xint", 0640, desc->dir, &xint_proc_ops, irqp); } void unregister_irqchip_proc(struct irq_desc *desc) -- 2.34.1