# \[PATCH 2/2\] perf bpf: Add missing free to bpf\_event\_\_print\_bpf\_prog\_info - From: Ian Rogers \ - Date: 2021-11-06 05:38:34 - List: netdev - Page: https://ratatoskr.run/netdev/2021/11/1564367 - Thread: https://ratatoskr.run/linux-perf-users/2021/11/1564366/t.md ```text 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 --- 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 ```