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solana
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skip sysvars while assessing rent (#7015) 

* skip sysvars while assessing rent
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Parth 2019-11-19 01:31:27 +05:30 committed by GitHub
parent 955aaef2e6
commit c902fd0303
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1 changed files with 4 additions and 2 deletions
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6
runtime/src/rent_collector.rs
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@ -1,5 +1,7 @@
//! calculate and collect rent from Accounts //! calculate and collect rent from Accounts
use solana_sdk::{account::Account, clock::Epoch, epoch_schedule::EpochSchedule, rent::Rent}; use solana_sdk::{
account::Account, clock::Epoch, epoch_schedule::EpochSchedule, rent::Rent, sysvar,
};
#[derive(Default, Serialize, Deserialize, Clone)] #[derive(Default, Serialize, Deserialize, Clone)]
pub struct RentCollector { pub struct RentCollector {
@ -34,7 +36,7 @@ impl RentCollector {
// the account rent collected, if any // the account rent collected, if any
// //
pub fn update(&self, account: &mut Account) -> u64 { pub fn update(&self, account: &mut Account) -> u64 {
if account.rent_epoch > self.epoch { if account.rent_epoch > self.epoch || sysvar::check_id(&account.owner) {
0 0
} else { } else {
let slots_elapsed: u64 = (account.rent_epoch..=self.epoch) let slots_elapsed: u64 = (account.rent_epoch..=self.epoch)