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rln-contract
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Use call instead of transfer in case receiver fallback exceeds 2300 gas

This commit is contained in:
Richard Ramos 2022-08-09 13:23:03 -04:00
parent d8c3d4e62f
commit dc7778a24f
1 changed files with 2 additions and 1 deletions
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3
contracts/Rln.sol
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@ -85,7 +85,8 @@ contract RLN {
members[_pubkeyIndex] = 0; members[_pubkeyIndex] = 0;
// refund deposit // refund deposit
receiver.transfer(MEMBERSHIP_DEPOSIT); (bool sent, _) = receiver.call{value: MEMBERSHIP_DEPOSIT}("");
require(sent, "transfer failed");
emit MemberWithdrawn(pubkey, _pubkeyIndex); emit MemberWithdrawn(pubkey, _pubkeyIndex);
} }