From 2605cf87853c59e01ac1c4439cc0ff1d489997d3 Mon Sep 17 00:00:00 2001 From: Tao Cui Date: Thu, 18 Sep 2025 19:44:04 +0800 Subject: [PATCH] LoongArch: Check the return value when creating kobj commit 51adb03e6b865c0c6790f29659ff52d56742de2e upstream. Add a check for the return value of kobject_create_and_add(), to ensure that the kobj allocation succeeds for later use. Cc: stable@vger.kernel.org Signed-off-by: Tao Cui Signed-off-by: Huacai Chen Signed-off-by: Greg Kroah-Hartman --- arch/loongarch/kernel/env.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/loongarch/kernel/env.c b/arch/loongarch/kernel/env.c index 6d56a463b091c..5cc527a41a971 100644 --- a/arch/loongarch/kernel/env.c +++ b/arch/loongarch/kernel/env.c @@ -70,6 +70,8 @@ static int __init boardinfo_init(void) struct kobject *loongson_kobj; loongson_kobj = kobject_create_and_add("loongson", firmware_kobj); + if (!loongson_kobj) + return -ENOMEM; return sysfs_create_file(loongson_kobj, &boardinfo_attr.attr); } -- 2.47.3