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protect: check old PIN before requesting new PIN

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Andrew Kozlik 2019-02-23 02:00:16 +01:00 committed by Pavol Rusnak
parent ae0395f0f4
commit 2482e11112
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1 changed files with 12 additions and 0 deletions
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12
firmware/protect.c
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@ -225,6 +225,18 @@ bool protectChangePin(bool removal)
fsm_sendFailure(FailureType_Failure_PinCancelled, NULL);
return false;
}
// If removing, defer the check to config_changePin().
if (!removal) {
usbTiny(1);
bool ret = config_containsPin(pin);
usbTiny(0);
if (ret == false) {
fsm_sendFailure(FailureType_Failure_PinInvalid, NULL);
return false;
}
}
strlcpy(old_pin, pin, sizeof(old_pin));
}