Pool.sol + Router.sol: Set revenue directly as _fee

[code423n4]

Handle

hickuphh3

Vulnerability details

Impact

// Pool.sol: L344-345
map30DPoolRevenue = 0;
map30DPoolRevenue = map30DPoolRevenue+(_fee);

// Router.sol: L317-318
mapAddress_30DayDividends[_pool] = 0;
mapAddress_30DayDividends[_pool] = mapAddress_30DayDividends[_pool] + _fees;

can simply be written as

map30DPoolRevenue = _fee;

mapAddress_30DayDividends[_pool] = _fees;

respectively.