Memory leaks in mysqlbinlog

cmake -DCMAKE_BUILD_TYPE=Debug -DWITH_ASAN:BOOL=ON /path/to/source

make -j$(nproc)

cd mysql-test

ASAN_OPTIONS=abort_on_error=1 ./mtr --parallel=auto

CURRENT_TEST: rpl.rpl_row_mysqlbinlog

=================================================================

==8988==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 112 byte(s) in 1 object(s) allocated from:

    #0 0x4eff87 in __interceptor_malloc (/dev/shm/5.5/client/mysqlbinlog+0x4eff87)

    #1 0x60eaab in my_malloc /mariadb/5.5/mysys/my_malloc.c:41:10

    #2 0x5300dd in Log_event::read_log_event(char const*, unsigned int, char const**, Format_description_log_event const*, char) /mariadb/5.5/sql/log_event.cc:1568:12

    #3 0x564a9c in dump_remote_log_entries(st_print_event_info*, char const*) /mariadb/5.5/client/mysqlbinlog.cc:1978:17

    #4 0x536408 in dump_log_entries(char const*) /mariadb/5.5/client/mysqlbinlog.cc:1794:21

    #5 0x535e4b in main /mariadb/5.5/client/mysqlbinlog.cc:2505:18

    #6 0x7f71ea0a1b16 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x22b16)