memory leak whenever a config change happens
==10870== 10 bytes in 1 blocks are definitely lost in loss record 1 of 27
==10870== at 0x4C28BED: malloc (vg_replace_malloc.c:263)
==10870== by 0x5FDEB41: strdup (strdup.c:43)
==10870== by 0x22111D: tor_strdup_ (in /usr/sbin/tor)
==10870== by 0x1B8C04: config_get_assigned_option (in /usr/sbin/tor)
==10870== by 0x1B580A: set_options (in /usr/sbin/tor)
==10870== by 0x1B70FC: options_trial_assign (in /usr/sbin/tor)
==10870== by 0x1D3FCD: control_setconf_helper (in /usr/sbin/tor)
==10870== by 0x1D7584: connection_control_process_inbuf (in /usr/sbin/tor)
==10870== by 0x1C11CC: connection_handle_read (in /usr/sbin/tor)
==10870== by 0x11DEA0: conn_read_callback (in /usr/sbin/tor)
==10870== by 0x52D8CCB: event_base_loop (in /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5.1.7)
==10870== by 0x11E834: do_main_loop (in /usr/sbin/tor)
==10870==
==10870== 42 bytes in 1 blocks are definitely lost in loss record 13 of 27
==10870== at 0x4C28BED: malloc (vg_replace_malloc.c:263)
==10870== by 0x220DE7: tor_malloc_ (in /usr/sbin/tor)
==10870== by 0x216DF2: smartlist_join_strings2 (in /usr/sbin/tor)
==10870== by 0x1B8C9A: config_get_assigned_option (in /usr/sbin/tor)
==10870== by 0x1B580A: set_options (in /usr/sbin/tor)
==10870== by 0x1B70FC: options_trial_assign (in /usr/sbin/tor)
==10870== by 0x1D3FCD: control_setconf_helper (in /usr/sbin/tor)
==10870== by 0x1D7584: connection_control_process_inbuf (in /usr/sbin/tor)
==10870== by 0x1C11CC: connection_handle_read (in /usr/sbin/tor)
==10870== by 0x11DEA0: conn_read_callback (in /usr/sbin/tor)
==10870== by 0x52D8CCB: event_base_loop (in /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5.1.7)
==10870== by 0x11E834: do_main_loop (in /usr/sbin/tor)