diff options
| -rw-r--r-- | tools/perf/builtin-record.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 741e763436ca..f4f1619199e5 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -1888,6 +1888,10 @@ static void record__read_lost_samples(struct record *rec) struct perf_record_lost_samples *lost; struct evsel *evsel; + /* there was an error during record__open */ + if (session->evlist == NULL) + return; + lost = zalloc(PERF_SAMPLE_MAX_SIZE); if (lost == NULL) { pr_debug("Memory allocation failed\n"); @@ -1899,6 +1903,8 @@ static void record__read_lost_samples(struct record *rec) evlist__for_each_entry(session->evlist, evsel) { struct xyarray *xy = evsel->core.sample_id; + if (xy == NULL || evsel->core.fd == NULL) + continue; if (xyarray__max_x(evsel->core.fd) != xyarray__max_x(xy) || xyarray__max_y(evsel->core.fd) != xyarray__max_y(xy)) { pr_debug("Unmatched FD vs. sample ID: skip reading LOST count\n"); |