[PATCH v2 8/9] perf tools: if pmu configuration fails free terms

[Ian Rogers]

Avoid a memory leak when the configuration fails.

Signed-off-by: Ian Rogers <irog...@google.com>
---
 tools/perf/util/parse-events.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index f7c8d0853d71..6bf64b3767cc 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -1400,8 +1400,15 @@ int parse_events_add_pmu(struct parse_events_state 
*parse_state,
        if (get_config_terms(head_config, &config_terms))
                return -ENOMEM;
 
-       if (perf_pmu__config(pmu, &attr, head_config, parse_state->error))
+       if (perf_pmu__config(pmu, &attr, head_config, parse_state->error)) {
+               struct perf_evsel_config_term *pos, *tmp;
+
+               list_for_each_entry_safe(pos, tmp, &config_terms, list) {
+                       list_del_init(&pos->list);
+                       free(pos);
+               }
                return -EINVAL;
+       }
 
        evsel = __add_event(list, &parse_state->idx, &attr,
                            get_config_name(head_config), pmu,
-- 
2.23.0.866.gb869b98d4c-goog