• Changbin Du's avatar
    perf build-id: Fix memory leak in print_sdt_events() · df894a04
    Changbin Du authored
    [ Upstream commit 8bde8516 ]
    
    Detected with gcc's ASan:
    
      Direct leak of 4356 byte(s) in 120 object(s) allocated from:
          #0 0x7ff1a2b5a070 in __interceptor_strdup (/usr/lib/x86_64-linux-gnu/libasan.so.5+0x3b070)
          #1 0x55719aef4814 in build_id_cache__origname util/build-id.c:215
          #2 0x55719af649b6 in print_sdt_events util/parse-events.c:2339
          #3 0x55719af66272 in print_events util/parse-events.c:2542
          #4 0x55719ad1ecaa in cmd_list /home/changbin/work/linux/tools/perf/builtin-list.c:58
          #5 0x55719aec745d in run_builtin /home/changbin/work/linux/tools/perf/perf.c:302
          #6 0x55719aec7d1a in handle_internal_command /home/changbin/work/linux/tools/perf/perf.c:354
          #7 0x55719aec8184 in run_argv /home/changbin/work/linux/tools/perf/perf.c:398
          #8 0x55719aeca41a in main /home/changbin/work/linux/tools/perf/perf.c:520
          #9 0x7ff1a07ae09a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2409a)
    Signed-off-by: default avatarChangbin Du <changbin.du@gmail.com>
    Reviewed-by: default avatarJiri Olsa <jolsa@kernel.org>
    Cc: Alexei Starovoitov <ast@kernel.org>
    Cc: Daniel Borkmann <daniel@iogearbox.net>
    Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
    Cc: Namhyung Kim <namhyung@kernel.org>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
    Fixes: 40218dae ("perf list: Show SDT and pre-cached events")
    Link: http://lkml.kernel.org/r/20190316080556.3075-7-changbin.du@gmail.comSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
    Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
    df894a04
parse-events.c 64.5 KB