diff --git a/kernel/events/core.c b/kernel/events/core.c index e1e546d742be..dd55fd475f12 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -5217,14 +5217,15 @@ static int perf_event_period(struct perf_event *event, u64 __user *arg) if (!value) return -EINVAL; - if (event->attr.freq && value > sysctl_perf_event_sample_rate) - return -EINVAL; - - if (perf_event_check_period(event, value)) - return -EINVAL; - - if (!event->attr.freq && (value & (1ULL << 63))) - return -EINVAL; + if (event->attr.freq) { + if (value > sysctl_perf_event_sample_rate) + return -EINVAL; + } else { + if (perf_event_check_period(event, value)) + return -EINVAL; + if (value & (1ULL << 63)) + return -EINVAL; + } event_function_call(event, __perf_event_period, &value);