1 files changed, 4 insertions, 1 deletions

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 4a8c8b02e9cc..667f3b78bb2c 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -108,6 +108,9 @@ void perf_evsel__config(struct perf_evsel *evsel, struct perf_record_opts *opts)
         if (opts->system_wide)
                 attr->sample_type       |= PERF_SAMPLE_CPU;
 
+        if (opts->period)
+                attr->sample_type       |= PERF_SAMPLE_PERIOD;
+
         if (opts->sample_id_all_avail &&
             (opts->sample_time || opts->system_wide ||
              !opts->no_inherit || opts->cpu_list))
@@ -457,7 +460,7 @@ int perf_event__parse_sample(const union perf_event *event, u64 type,
                 u32 val32[2];
         } u;
 
-
+        memset(data, 0, sizeof(*data));
         data->cpu = data->pid = data->tid = -1;
         data->stream_id = data->id = data->time = -1ULL;