[PATCH v3 14/18] perf parse-events: Fix unlikely memory leak when cloning terms

From: Ian Rogers
Date: Mon Oct 09 2023 - 14:40:52 EST


Add missing free on an error path as detected by clang-tidy.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
tools/perf/util/parse-events.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index c56e07bd7dd6..23c027cf20ae 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -2549,8 +2549,10 @@ int parse_events_term__clone(struct parse_events_term **new,
return new_term(new, &temp, /*str=*/NULL, term->val.num);

str = strdup(term->val.str);
- if (!str)
+ if (!str) {
+ zfree(&temp.config);
return -ENOMEM;
+ }
return new_term(new, &temp, str, /*num=*/0);
}

--
2.42.0.609.gbb76f46606-goog