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core/slip39: catch exception also when finding out threshold in recovery

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This commit is contained in:
Tomas Susanka 2019-06-27 15:41:40 +02:00
parent 6c50b155de
commit 390bef00ca
1 changed files with 4 additions and 1 deletions
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5
core/src/apps/management/recovery_device.py
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@ -70,7 +70,10 @@ async def recovery_device(ctx, msg):
ctx, wordcount, mnemonic_module == mnemonic.slip39 ctx, wordcount, mnemonic_module == mnemonic.slip39
) )
if mnemonic_threshold is None: if mnemonic_threshold is None:
mnemonic_threshold = mnemonic_module.get_mnemonic_threshold(words) try:
mnemonic_threshold = mnemonic_module.get_mnemonic_threshold(words)
except slip39.MnemonicError:
raise wire.ProcessError("Mnemonic is not valid")
mnemonics.append(words) mnemonics.append(words)
remaining = mnemonic_threshold - len(mnemonics) remaining = mnemonic_threshold - len(mnemonics)
if remaining == 0: if remaining == 0: