diff options
Diffstat (limited to 'tools/perf/util/evsel.c')
| -rw-r--r-- | tools/perf/util/evsel.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index f745723d486b..4759d644a5aa 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -571,6 +571,7 @@ struct evsel *evsel__newtp_idx(const char *sys, const char *name, int idx, bool evsel->tp_format = trace_event__tp_format(sys, name); if (IS_ERR(evsel->tp_format)) { err = PTR_ERR(evsel->tp_format); + evsel->tp_format = NULL; goto out_free; } attr.config = evsel->tp_format->id; @@ -3218,12 +3219,16 @@ u16 evsel__id_hdr_size(const struct evsel *evsel) #ifdef HAVE_LIBTRACEEVENT struct tep_format_field *evsel__field(struct evsel *evsel, const char *name) { - return tep_find_field(evsel->tp_format, name); + struct tep_event *tp_format = evsel__tp_format(evsel); + + return tp_format ? tep_find_field(tp_format, name) : NULL; } struct tep_format_field *evsel__common_field(struct evsel *evsel, const char *name) { - return tep_find_common_field(evsel->tp_format, name); + struct tep_event *tp_format = evsel__tp_format(evsel); + + return tp_format ? tep_find_common_field(tp_format, name) : NULL; } void *evsel__rawptr(struct evsel *evsel, struct perf_sample *sample, const char *name) |