perf(x/auth): only check memo when memo is present (#13528)

2022-10-13 19:49:11 +00:00
parent 7122ded4ee
commit 81d033e701
3 changed files with 10 additions and 8 deletions
@@ -53,14 +53,15 @@ func (vmd ValidateMemoDecorator) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate
 		return ctx, sdkerrors.Wrap(sdkerrors.ErrTxDecode, "invalid transaction type")
 	}

-	params := vmd.ak.GetParams(ctx)
-
 	memoLength := len(memoTx.GetMemo())
-	if uint64(memoLength) > params.MaxMemoCharacters {
-		return ctx, sdkerrors.Wrapf(sdkerrors.ErrMemoTooLarge,
-			"maximum number of characters is %d but received %d characters",
-			params.MaxMemoCharacters, memoLength,
-		)
+	if memoLength > 0 {
+		params := vmd.ak.GetParams(ctx)
+		if uint64(memoLength) > params.MaxMemoCharacters {
+			return ctx, sdkerrors.Wrapf(sdkerrors.ErrMemoTooLarge,
+				"maximum number of characters is %d but received %d characters",
+				params.MaxMemoCharacters, memoLength,
+			)
+		}
 	}

 	return next(ctx, tx, simulate)