diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/pmu.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index bf34468a99cb..ddb0261b2577 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -643,20 +643,20 @@ static int pmu_resolve_param_term(struct parse_events_term *term, static char *pmu_formats_string(struct list_head *formats) { struct perf_pmu_format *format; - char *str; - struct strbuf buf; + char *str = NULL; + struct strbuf buf = STRBUF_INIT; unsigned i = 0; if (!formats) return NULL; - strbuf_init(&buf, 0); /* sysfs exported terms */ list_for_each_entry(format, formats, list) - strbuf_addf(&buf, i++ ? ",%s" : "%s", - format->name); + if (strbuf_addf(&buf, i++ ? ",%s" : "%s", format->name) < 0) + goto error; str = strbuf_detach(&buf, NULL); +error: strbuf_release(&buf); return str; |