1 files changed, 16 insertions, 5 deletions

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 07f89b66b318..699cf81ea082 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -631,9 +631,14 @@ int hist_entry__fprintf(struct hist_entry *self, struct hists *pair_hists,
                         u64 session_total)
 {
         char bf[512];
-        hist_entry__snprintf(self, bf, sizeof(bf), pair_hists,
-                             show_displacement, displacement,
-                             true, session_total);
+        int ret;
+
+        ret = hist_entry__snprintf(self, bf, sizeof(bf), pair_hists,
+                                   show_displacement, displacement,
+                                   true, session_total);
+        if (!ret)
+                return 0;
+
         return fprintf(fp, "%s\n", bf);
 }
 
@@ -762,6 +767,7 @@ size_t hists__fprintf(struct hists *self, struct hists *pair,
 print_entries:
         for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) {
                 struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
+                int cnt;
 
                 if (show_displacement) {
                         if (h->pair != NULL)
@@ -771,8 +777,13 @@ print_entries:
                                 displacement = 0;
                         ++position;
                 }
-                ret += hist_entry__fprintf(h, pair, show_displacement,
-                                           displacement, fp, self->stats.total_period);
+                cnt = hist_entry__fprintf(h, pair, show_displacement,
+                                          displacement, fp, self->stats.total_period);
+                /* Ignore those that didn't match the parent filter */
+                if (!cnt)
+                        continue;
+
+                ret += cnt;
 
                 if (symbol_conf.use_callchain)
                         ret += hist_entry__fprintf_callchain(h, fp, self->stats.total_period);