diff options
Diffstat (limited to 'drivers/base/cpu.c')
| -rw-r--r-- | drivers/base/cpu.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c index 441eb5bdec7d..8bb623039bb2 100644 --- a/drivers/base/cpu.c +++ b/drivers/base/cpu.c @@ -610,9 +610,13 @@ static const struct attribute_group cpu_root_vulnerabilities_group = { static void __init cpu_register_vulnerabilities(void) { - if (sysfs_create_group(&cpu_subsys.dev_root->kobj, - &cpu_root_vulnerabilities_group)) - pr_err("Unable to register CPU vulnerabilities\n"); + struct device *dev = bus_get_dev_root(&cpu_subsys); + + if (dev) { + if (sysfs_create_group(&dev->kobj, &cpu_root_vulnerabilities_group)) + pr_err("Unable to register CPU vulnerabilities\n"); + put_device(dev); + } } #else |