public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Ian Rogers <irogers@google.com>
To: Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
	Andi Kleen <ak@linux.intel.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Leo Yan <leo.yan@linaro.org>,
	linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com
Cc: Stephane Eranian <eranian@google.com>, Ian Rogers <irogers@google.com>
Subject: [PATCH v2 2/2] libperf evlist: fix memory leaks
Date: Wed, 18 Mar 2020 19:31:01 -0700	[thread overview]
Message-ID: <20200319023101.82458-2-irogers@google.com> (raw)
In-Reply-To: <20200319023101.82458-1-irogers@google.com>

Memory leaks found by applying LLVM's libfuzzer on the tools/perf
parse_events function.

Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/lib/perf/evlist.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/lib/perf/evlist.c b/tools/lib/perf/evlist.c
index 5b9f2ca50591..6485d1438f75 100644
--- a/tools/lib/perf/evlist.c
+++ b/tools/lib/perf/evlist.c
@@ -125,8 +125,10 @@ static void perf_evlist__purge(struct perf_evlist *evlist)
 void perf_evlist__exit(struct perf_evlist *evlist)
 {
 	perf_cpu_map__put(evlist->cpus);
+	perf_cpu_map__put(evlist->all_cpus);
 	perf_thread_map__put(evlist->threads);
 	evlist->cpus = NULL;
+	evlist->all_cpus = NULL;
 	evlist->threads = NULL;
 	fdarray__exit(&evlist->pollfd);
 }
-- 
2.25.1.696.g5e7596f4ac-goog


  reply	other threads:[~2020-03-19  2:31 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-19  2:31 [PATCH v2 1/2] perf parse-events: fix memory leaks found on parse_events Ian Rogers
2020-03-19  2:31 ` Ian Rogers [this message]
2020-03-23 11:01   ` [PATCH v2 2/2] libperf evlist: fix memory leaks Jiri Olsa
2020-05-08 13:05   ` [tip: perf/core] libperf evlist: Fix a refcount leak tip-bot2 for Ian Rogers
2020-03-23 10:59 ` [PATCH v2 1/2] perf parse-events: fix memory leaks found on parse_events Jiri Olsa
2020-04-29 17:43   ` Ian Rogers
2020-04-29 17:54 ` Arnaldo Carvalho de Melo
2020-04-30 21:39   ` Ian Rogers
2020-05-02 15:11     ` Arnaldo Carvalho de Melo
2020-05-08 13:05 ` [tip: perf/core] perf parse-events: Fix another memory leaks found on parse_events() tip-bot2 for Ian Rogers
2020-05-08 13:05 ` [tip: perf/core] perf parse-events: Fix memory leaks found on parse_events tip-bot2 for Ian Rogers
2020-05-08 13:05 ` tip-bot2 for Ian Rogers

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200319023101.82458-2-irogers@google.com \
    --to=irogers@google.com \
    --cc=acme@kernel.org \
    --cc=adrian.hunter@intel.com \
    --cc=ak@linux.intel.com \
    --cc=alexander.shishkin@linux.intel.com \
    --cc=clang-built-linux@googlegroups.com \
    --cc=eranian@google.com \
    --cc=jolsa@redhat.com \
    --cc=leo.yan@linaro.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mark.rutland@arm.com \
    --cc=mingo@redhat.com \
    --cc=namhyung@kernel.org \
    --cc=peterz@infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox