6.6-stable review patch. If anyone has any objections, please let me know.
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From: Tao Cui cuitao@kylinos.cn
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 cuitao@kylinos.cn Signed-off-by: Huacai Chen chenhuacai@loongson.cn Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/loongarch/kernel/env.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/arch/loongarch/kernel/env.c +++ b/arch/loongarch/kernel/env.c @@ -72,6 +72,8 @@ 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); }