Apply mask to address to zero-out unused bytes.

2018-06-22 16:35:50 -07:00
parent 2d8e9eda56
commit 7fcd34eb36
1 changed files with 1 additions and 1 deletions
--- a/packages/contracts/src/contracts/current/protocol/Exchange/MixinTransactions.sol
+++ b/packages/contracts/src/contracts/current/protocol/Exchange/MixinTransactions.sol
@@ -66,7 +66,7 @@ contract MixinTransactions is
            let memPtr := mload(64)
            mstore(memPtr, schemaHash)
            mstore(add(memPtr, 32), salt)
-            mstore(add(memPtr, 64), signerAddress)
+            mstore(add(memPtr, 64), and(signerAddress, 0xffffffffffffffffffffffffffffffffffffffff))
            mstore(add(memPtr, 96), dataHash)
            result := keccak256(memPtr, 128)
        }