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modtrezorcrypto/bip39: throw less exceptions
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@ -18,7 +18,7 @@ STATIC mp_obj_t mod_trezorcrypto_bip39_find_word(mp_obj_t prefix)
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mp_buffer_info_t pfx;
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mp_get_buffer_raise(prefix, &pfx, MP_BUFFER_READ);
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if (pfx.len == 0) {
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mp_raise_ValueError("Invalid word prefix");
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return mp_const_none;
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}
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for (const char * const *w = mnemonic_wordlist(); *w != 0; w++) {
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if (strncmp(*w, pfx.buf, pfx.len) == 0) {
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@ -39,7 +39,7 @@ STATIC mp_obj_t mod_trezorcrypto_bip39_complete_word(mp_obj_t prefix)
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mp_buffer_info_t pfx;
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mp_get_buffer_raise(prefix, &pfx, MP_BUFFER_READ);
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if (pfx.len == 0) {
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mp_raise_ValueError("Invalid word prefix");
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return mp_obj_new_int(0xFFFFFFFF); // all letters
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}
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uint32_t res = 0;
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uint8_t bit;
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