From: Ian Rogers <irogers@google.com>
Date: Mon, 9 Oct 2023 18:39:16 +0000 (-0700)
Subject: perf parse-events: Fix unlikely memory leak when cloning terms
X-Git-Tag: microblaze-v6.8~86^2~67
X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=7875c72c8b0566590c888a2420d7e8fc12f67154;p=linux-2.6-microblaze.git

perf parse-events: Fix unlikely memory leak when cloning terms

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

Signed-off-by: Ian Rogers <irogers@google.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Yang Jihong <yangjihong1@huawei.com>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: llvm@lists.linux.dev
Cc: Ming Wang <wangming01@loongson.cn>
Cc: Tom Rix <trix@redhat.com>
Cc: bpf@vger.kernel.org
Link: https://lore.kernel.org/r/20231009183920.200859-16-irogers@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---

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);
 }