device_ledger: fix buffer underflow on bad data from device

getblocktemplate-height
moneromooo-monero 6 years ago
parent 41e9cab4e1
commit 34de7bc267
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GPG Key ID: 686F07454D6CEFC3

@ -304,6 +304,7 @@ namespace hw {
SCARD_PCI_T0, this->buffer_send, this->length_send,
NULL, this->buffer_recv, &this->length_recv);
ASSERT_RV(rv);
ASSERT_T0(this->length_recv >= 2);
ASSERT_T0(this->length_recv <= BUFFER_RECV_SIZE);
logRESP();

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