address nits

sdk/program/src/vote/state/mod.rs

@@ -528,12 +528,6 @@ impl VoteState {
             _ => Err(InstructionError::InvalidAccountData),
         }?;
 
-        // if cursor overruns the input, it produces null bytes and continues to advance `position`
-        // this check ensures we do not accept such a malformed input erroneously
-        if cursor.position() > input.len() as u64 {
-            return Err(InstructionError::InvalidAccountData);
-        }
-
         Ok(())
     }
 
@@ -1177,7 +1171,14 @@ mod tests {
             let test_res = VoteState::deserialize_into(&raw_data, &mut test_vote_state);
             let bincode_res = bincode::deserialize::<VoteStateVersions>(&raw_data);
 
-            assert_eq!(test_res.is_ok(), bincode_res.is_ok());
+            if test_res.is_err() {
+                assert!(bincode_res.is_err());
+            } else {
+                assert_eq!(
+                    VoteStateVersions::new_current(test_vote_state),
+                    bincode_res.unwrap()
+                );
+            }
         }
     }