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fork_database.cpp: Fix overflow

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theoreticalbts 2015-10-07 12:39:55 -04:00
parent fe552a42d0
commit bfef440968
1 changed files with 1 additions and 1 deletions
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2
libraries/chain/fork_database.cpp
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@ -85,7 +85,7 @@ void fork_database::_push_block(const item_ptr& item)
else if( item->num > _head->num ) else if( item->num > _head->num )
{ {
_head = item; _head = item;
auto min_num = _head->num - _max_size; uint32_t min_num = _head->num - std::min( _max_size, _head->num );
// ilog( "min block in fork DB ${n}, max_size: ${m}", ("n",min_num)("m",_max_size) ); // ilog( "min block in fork DB ${n}, max_size: ${m}", ("n",min_num)("m",_max_size) );
auto& num_idx = _index.get<block_num>(); auto& num_idx = _index.get<block_num>();
while( num_idx.size() && (*num_idx.begin())->num < min_num ) while( num_idx.size() && (*num_idx.begin())->num < min_num )