diff options
| -rw-r--r-- | tools/perf/util/s390-sample-raw.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/tools/perf/util/s390-sample-raw.c b/tools/perf/util/s390-sample-raw.c index 29a744eeb71e..53383e97ec9d 100644 --- a/tools/perf/util/s390-sample-raw.c +++ b/tools/perf/util/s390-sample-raw.c @@ -51,8 +51,6 @@ static bool s390_cpumcfdg_testctr(struct perf_sample *sample) struct cf_trailer_entry *te; struct cf_ctrset_entry *cep, ce; - if (!len) - return false; while (offset < len) { cep = (struct cf_ctrset_entry *)(buf + offset); ce.def = be16_to_cpu(cep->def); @@ -234,10 +232,9 @@ struct pai_data { /* Event number and value */ */ static bool s390_pai_all_test(struct perf_sample *sample) { - unsigned char *buf = sample->raw_data; size_t len = sample->raw_size; - if (len < 0xa || !buf) + if (len < 0xa) return false; return true; } @@ -299,6 +296,10 @@ void evlist__s390_sample_raw(struct evlist *evlist, union perf_event *event, if (!evsel) return; + /* Check for raw data in sample */ + if (!sample->raw_size || !sample->raw_data) + return; + /* Display raw data on screen */ if (evsel->core.attr.config == PERF_EVENT_CPUM_CF_DIAG) { if (!evsel->pmu) |