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extmod/modwebrepl: Get rid of using strncpy().

This commit is contained in:
Paul Sokolovsky 2016-05-02 20:52:34 +03:00
parent c6923f52f0
commit b8468d12a1
1 changed files with 5 additions and 2 deletions
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7
extmod/modwebrepl.c
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@ -285,8 +285,11 @@ STATIC mp_uint_t webrepl_write(mp_obj_t self_in, const void *buf, mp_uint_t size
}
STATIC mp_obj_t webrepl_set_password(mp_obj_t passwd_in) {
const char *passwd = mp_obj_str_get_str(passwd_in);
strncpy(webrepl_passwd, passwd, sizeof(webrepl_passwd));
mp_uint_t len;
const char *passwd = mp_obj_str_get_data(passwd_in, &len);
len = MIN(len, sizeof(webrepl_passwd) - 1);
memcpy(webrepl_passwd, passwd, len);
webrepl_passwd[len] = 0;
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(webrepl_set_password_obj, webrepl_set_password);