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Move fn to sdk

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This commit is contained in:
Tyera Eulberg
2021-02-16 10:26:02 -07:00
committed by Michael Vines
parent f929301c60
commit 7e17a0d3bb
2 changed files with 8 additions and 8 deletions
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9
programs/stake/src/stake_state.rs
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@ -14,7 +14,7 @@ use solana_sdk::{
account_utils::{State, StateMut},
clock::{Clock, Epoch, UnixTimestamp},
ic_msg,
instruction::InstructionError,
instruction::{checked_add, InstructionError},
keyed_account::KeyedAccount,
process_instruction::InvokeContext,
pubkey::Pubkey,
@ -70,13 +70,6 @@ impl Default for StakeState {
}
}
fn checked_add(a: u64, b: u64) -> Result<u64, InstructionError> {
match a.checked_add(b) {
Some(sum) => Ok(sum),
None => Err(InstructionError::InsufficientFunds),
}
}
impl StakeState {
pub fn get_rent_exempt_reserve(rent: &Rent) -> u64 {
rent.minimum_balance(std::mem::size_of::<StakeState>())