diff options
Diffstat (limited to 'drivers/cpufreq/acpi-cpufreq.c')
| -rw-r--r-- | drivers/cpufreq/acpi-cpufreq.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c index a1260b4549db..506fd23c7550 100644 --- a/drivers/cpufreq/acpi-cpufreq.c +++ b/drivers/cpufreq/acpi-cpufreq.c @@ -987,7 +987,11 @@ static int __init acpi_cpufreq_init(void) int ret; if (acpi_disabled) - return 0; + return -ENODEV; + + /* don't keep reloading if cpufreq_driver exists */ + if (cpufreq_get_current_driver()) + return -EEXIST; pr_debug("acpi_cpufreq_init\n"); |