Fix short address decoding

Example addresses: ``` 0x0014F55A50b281EFD12294f0Cda821Bd8171e920 0x0000000000000000000000000000000000000000 ```
omgnetwork · Oct 26, 2018 · 794e6be · 794e6be
1 parent 650d1a1
commit 794e6be
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/plasma_cash/root_chain/contracts/Libraries/RLP.sol b/plasma_cash/root_chain/contracts/Libraries/RLP.sol
@@ -129,10 +129,8 @@ library RLP {
         uint rStartPos;
         uint len;
         (rStartPos, len) = _decode(self);
-        require(len == 20);
-        assembly {
-            data := div(mload(rStartPos), exp(256, 12))
-        }
+        require(len <= 20);
+	return address(toUint(self));
     }
 
     /// @dev Return the RLP encoded bytes.