buffer: simplify check size in assertSize

PR-URL: #18665
Reviewed-By: Ruben Bridgewater <[email protected]>
Reviewed-By: Colin Ihrig <[email protected]>
Reviewed-By: Michaël Zasso <[email protected]>
Reviewed-By: Joyee Cheung <[email protected]>
Reviewed-By: Anatoli Papirovski <[email protected]>
Reviewed-By: James M Snell <[email protected]>

Author: Connormiha

lib/buffer.js

@@ -237,9 +237,7 @@ function assertSize(size) {
 
   if (typeof size !== 'number') {
     err = new errors.TypeError('ERR_INVALID_ARG_TYPE', 'size', 'number', size);
-  } else if (size < 0) {
-    err = new errors.RangeError('ERR_INVALID_OPT_VALUE', 'size', size);
-  } else if (size > kMaxLength) {
+  } else if (size < 0 || size > kMaxLength) {
     err = new errors.RangeError('ERR_INVALID_OPT_VALUE', 'size', size);
   }