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Message-Id: <20211106053733.3580931-2-irogers@google.com>
Date: Fri, 5 Nov 2021 22:37:33 -0700
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...hat.com>,
Namhyung Kim <namhyung@...nel.org>,
Song Liu <songliubraving@...com>, linux-kernel@...r.kernel.org,
Alexei Starovoitov <ast@...nel.org>,
Daniel Borkmann <daniel@...earbox.net>,
Andrii Nakryiko <andrii@...nel.org>,
Martin KaFai Lau <kafai@...com>, Yonghong Song <yhs@...com>,
John Fastabend <john.fastabend@...il.com>,
KP Singh <kpsingh@...nel.org>,
Tiezhu Yang <yangtiezhu@...ngson.cn>,
linux-perf-users@...r.kernel.org, netdev@...r.kernel.org,
bpf@...r.kernel.org
Cc: Stephane Eranian <eranian@...gle.com>,
Ian Rogers <irogers@...gle.com>
Subject: [PATCH 2/2] perf bpf: Add missing free to bpf_event__print_bpf_prog_info
If btf__new is called then there needs to be a corresponding btf__free.
Fixes: f8dfeae009ef ("perf bpf: Show more BPF program info in print_bpf_prog_info()")
Signed-off-by: Ian Rogers <irogers@...gle.com>
---
tools/perf/util/bpf-event.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/tools/perf/util/bpf-event.c b/tools/perf/util/bpf-event.c
index 0783b464777a..1f813d8bb946 100644
--- a/tools/perf/util/bpf-event.c
+++ b/tools/perf/util/bpf-event.c
@@ -579,7 +579,7 @@ void bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
synthesize_bpf_prog_name(name, KSYM_NAME_LEN, info, btf, 0);
fprintf(fp, "# bpf_prog_info %u: %s addr 0x%llx size %u\n",
info->id, name, prog_addrs[0], prog_lens[0]);
- return;
+ goto out;
}
fprintf(fp, "# bpf_prog_info %u:\n", info->id);
@@ -589,4 +589,6 @@ void bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
fprintf(fp, "# \tsub_prog %u: %s addr 0x%llx size %u\n",
i, name, prog_addrs[i], prog_lens[i]);
}
+out:
+ btf__free(btf);
}
--
2.34.0.rc0.344.g81b53c2807-goog
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