blockchain: remove minor floating point usage

2017-12-27 12:22:42 +00:00 · 2017-12-27 12:22:42 +00:00 · deeffaeb5c
parent a529f0a6c9
commit deeffaeb5c
1 changed files with 1 additions and 1 deletions
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@ -2933,7 +2933,7 @@ bool Blockchain::check_fee(size_t blob_size, uint64_t fee) const
  needed_fee += (blob_size % 1024) ? 1 : 0;
  needed_fee *= fee_per_kb;

-  if (fee < needed_fee * 0.98) // keep a little buffer on acceptance
+  if (fee < needed_fee - needed_fee / 50) // keep a little 2% buffer on acceptance - no integer overflow
  {
    MERROR_VER("transaction fee is not enough: " << print_money(fee) << ", minimum fee: " << print_money(needed_fee));
    return false;