diff options
Diffstat (limited to 'drivers/platform/x86/intel/ifs/core.c')
| -rw-r--r-- | drivers/platform/x86/intel/ifs/core.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/platform/x86/intel/ifs/core.c b/drivers/platform/x86/intel/ifs/core.c index f62578dae8e9..27204e3d674d 100644 --- a/drivers/platform/x86/intel/ifs/core.c +++ b/drivers/platform/x86/intel/ifs/core.c @@ -3,6 +3,7 @@ #include <linux/module.h> #include <linux/kdev_t.h> +#include <linux/semaphore.h> #include <asm/cpu_device_id.h> @@ -47,9 +48,13 @@ static int __init ifs_init(void) if (rdmsrl_safe(MSR_INTEGRITY_CAPS, &msrval)) return -ENODEV; + ifs_device.misc.groups = ifs_get_groups(); + if ((msrval & BIT(ifs_device.data.integrity_cap_bit)) && !misc_register(&ifs_device.misc)) { + down(&ifs_sem); ifs_load_firmware(ifs_device.misc.this_device); + up(&ifs_sem); return 0; } |