1 files changed, 6 insertions, 5 deletions

diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index 221b823bc26f..5e1a043aae03 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -30,12 +30,13 @@ static int hists__add_entry(struct hists *self,
         return -ENOMEM;
 }
 
-static int diff__process_sample_event(event_t *event, struct perf_session *session)
+static int diff__process_sample_event(event_t *event,
+                                      struct sample_data *sample,
+                                      struct perf_session *session)
 {
         struct addr_location al;
-        struct sample_data data = { .period = 1, };
 
-        if (event__preprocess_sample(event, session, &al, &data, NULL) < 0) {
+        if (event__preprocess_sample(event, session, &al, sample, NULL) < 0) {
                 pr_warning("problem processing %d event, skipping it.\n",
                            event->header.type);
                 return -1;
@@ -44,12 +45,12 @@ static int diff__process_sample_event(event_t *event, struct perf_session *sessi
         if (al.filtered || al.sym == NULL)
                 return 0;
 
-        if (hists__add_entry(&session->hists, &al, data.period)) {
+        if (hists__add_entry(&session->hists, &al, sample->period)) {
                 pr_warning("problem incrementing symbol period, skipping event\n");
                 return -1;
         }
 
-        session->hists.stats.total_period += data.period;
+        session->hists.stats.total_period += sample->period;
         return 0;
 }