py/runtime: Zero out fs_user_mount array in mp_init.

There's no need to force ports to copy-and-paste this initialisation
code.  If FSUSERMOUNT is enabled then this zeroing out must be done.
This commit is contained in:
Damien George 2016-12-14 11:40:11 +11:00
parent e83f140463
commit e8f2db7da3
3 changed files with 5 additions and 6 deletions

View File

@ -52,9 +52,6 @@ STATIC void mp_reset(void) {
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_lib));
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_));
mp_obj_list_init(mp_sys_argv, 0);
#if MICROPY_VFS_FAT
memset(MP_STATE_PORT(fs_user_mount), 0, sizeof(MP_STATE_PORT(fs_user_mount)));
#endif
MP_STATE_PORT(mp_kbd_exception) = mp_obj_new_exception(&mp_type_KeyboardInterrupt);
MP_STATE_PORT(term_obj) = MP_OBJ_NULL;
MP_STATE_PORT(dupterm_arr_obj) = MP_OBJ_NULL;

View File

@ -91,6 +91,11 @@ void mp_init(void) {
MP_STATE_VM(mp_module_builtins_override_dict) = NULL;
#endif
#if MICROPY_FSUSERMOUNT
// zero out the pointers to the user-mounted devices
memset(MP_STATE_VM(fs_user_mount), 0, sizeof(MP_STATE_VM(fs_user_mount)));
#endif
#if MICROPY_PY_THREAD_GIL
mp_thread_mutex_init(&MP_STATE_VM(gil_mutex));
#endif

View File

@ -439,9 +439,6 @@ soft_reset:
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_flash_slash_lib));
mp_obj_list_init(mp_sys_argv, 0);
// zero out the pointers to the mounted devices
memset(MP_STATE_PORT(fs_user_mount), 0, sizeof(MP_STATE_PORT(fs_user_mount)));
// Initialise low-level sub-systems. Here we need to very basic things like
// zeroing out memory and resetting any of the sub-systems. Following this
// we can run Python scripts (eg boot.py), but anything that is configurable