unpack result before serializing in ECMUL and ECADD

ethereum · Nov 20, 2017 · 1a815fd · 1a815fd
1 parent df89614
commit 1a815fd
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Showing 2 changed files with 6 additions and 4 deletions.
diff --git a/evm/precompiles/ecadd.py b/evm/precompiles/ecadd.py
@@ -28,9 +28,10 @@ def ecadd(computation):
     except ValidationError:
         raise VMError("Invalid ECADD parameters")
 
+    result_x, result_y = result
     result_bytes = b''.join((
-        pad32(int_to_big_endian(result[0].n)),
-        pad32(int_to_big_endian(result[1].n)),
+        pad32(int_to_big_endian(result_x.n)),
+        pad32(int_to_big_endian(result_y.n)),
     ))
     computation.output = result_bytes
     return computation

diff --git a/evm/precompiles/ecmul.py b/evm/precompiles/ecmul.py
@@ -28,9 +28,10 @@ def ecmul(computation):
     except ValidationError:
         raise VMError("Invalid ECMUL parameters")
 
+    result_x, result_y = result
     result_bytes = b''.join((
-        pad32(int_to_big_endian(result[0].n)),
-        pad32(int_to_big_endian(result[1].n)),
+        pad32(int_to_big_endian(result_x.n)),
+        pad32(int_to_big_endian(result_y.n)),
     ))
     computation.output = result_bytes
     return computation