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-rw-r--r--tools/perf/builtin-report.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index b63b3fb2de70..5f1d2a878fad 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -478,8 +478,7 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report
if (rep->time_str)
ret += fprintf(fp, " (time slices: %s)", rep->time_str);
- if (symbol_conf.show_ref_callgraph &&
- strstr(evname, "call-graph=no")) {
+ if (symbol_conf.show_ref_callgraph && evname && strstr(evname, "call-graph=no")) {
ret += fprintf(fp, ", show reference callgraph");
}