Conditional jump or move depends on uninitialised value(s) in find_uniq_filename(char*, unsigned long)

==3376== Conditional jump or move depends on uninitialised value(s)

==3376==    at 0x90ED5B: find_uniq_filename(char*, unsigned long) (log.cc:2446)

==3376==    by 0x90EFB8: MYSQL_LOG::generate_new_name(char*, char const*, unsigned long) (log.cc:2747)

==3376==    by 0x90F072: MYSQL_LOG::init_and_set_log_file_name(char const*, char const*, unsigned long, enum_log_type, cache_type) (log.cc:2523)

==3376==    by 0x91859B: MYSQL_BIN_LOG::open(char const*, enum_log_type, char const*, unsigned long, cache_type, unsigned long, bool, bool) (log.cc:3378)

==3376==    by 0x542468: init_server_components (mysqld.cc:5511)

==3376==    by 0x542468: mysqld_main(int, char**) (mysqld.cc:5946)

==3376==    by 0x533012: main (main.cc:25)

^ Found warnings in /home/sujatha/bug_repo/test-10.2e/bld/mysql-test/var/log/mysqld.1.err