diff options
Diffstat (limited to 'drivers/acpi/acpi_extlog.c')
| -rw-r--r-- | drivers/acpi/acpi_extlog.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/acpi/acpi_extlog.c b/drivers/acpi/acpi_extlog.c index 8596a106a933..91d0b0fc392b 100644 --- a/drivers/acpi/acpi_extlog.c +++ b/drivers/acpi/acpi_extlog.c @@ -223,9 +223,9 @@ static int __init extlog_init(void) u64 cap; int rc; - rdmsrl(MSR_IA32_MCG_CAP, cap); - - if (!(cap & MCG_ELOG_P) || !extlog_get_l1addr()) + if (rdmsrl_safe(MSR_IA32_MCG_CAP, &cap) || + !(cap & MCG_ELOG_P) || + !extlog_get_l1addr()) return -ENODEV; if (edac_get_report_status() == EDAC_REPORTING_FORCE) { |