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Update recently added log statement to fix possible null dereference

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This would have been triggered if function was called without fourth
parameter and ring signature check failed.
This commit is contained in:
warptangent 2015-01-28 09:46:04 -08:00
parent eeb0634f60
commit d00ee784db
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GPG key ID: 0E490BEBFBE4E92D
1 changed files with 5 additions and 1 deletions
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6
src/cryptonote_core/blockchain.cpp
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@ -1866,7 +1866,11 @@ bool Blockchain::check_tx_inputs(const transaction& tx, uint64_t* pmax_used_bloc
// signature spending it.
if(!check_tx_input(in_to_key, tx_prefix_hash, tx.signatures[sig_index], pmax_used_block_height))
{
LOG_PRINT_L0("Failed to check ring signature for tx " << get_transaction_hash(tx) << " vin key with k_image: " << in_to_key.k_image << " sig_index: " << sig_index << " *pmax_used_block_height: " << *pmax_used_block_height);
LOG_PRINT_L0("Failed to check ring signature for tx " << get_transaction_hash(tx) << " vin key with k_image: " << in_to_key.k_image << " sig_index: " << sig_index);
if (pmax_used_block_height) // a default value of NULL is used when called from Blockchain::handle_block_to_main_chain()
{
LOG_PRINT_L0(" *pmax_used_block_height: " << *pmax_used_block_height);
}
return false;
}