From 27b25b247849ad4c404ff980ddb36c878720e128 Mon Sep 17 00:00:00 2001
From: Albert Yu <albert@albertyu.co>
Date: Mon, 11 Dec 2023 20:57:25 +0800
Subject: [PATCH] Revert "[Select][material-ui] Add id to hidden input element
 (#39414)"

This reverts commit b81119c3dd26a67fd909d80315e140cf68882d2b.
---
 packages/mui-material/src/InputLabel/InputLabel.js | 5 -----
 packages/mui-material/src/Select/SelectInput.js    | 4 +---
 2 files changed, 1 insertion(+), 8 deletions(-)

diff --git a/packages/mui-material/src/InputLabel/InputLabel.js b/packages/mui-material/src/InputLabel/InputLabel.js
index ab9831fd3e4af5..f28ce9b43c832e 100644
--- a/packages/mui-material/src/InputLabel/InputLabel.js
+++ b/packages/mui-material/src/InputLabel/InputLabel.js
@@ -119,11 +119,6 @@ const InputLabelRoot = styled(FormLabel, {
       transform: 'translate(14px, -9px) scale(0.75)',
     }),
   }),
-  ...(ownerState.variant === 'standard' && {
-    '&:not(label) + div': {
-      marginTop: 16,
-    },
-  }),
 }));
 
 const InputLabel = React.forwardRef(function InputLabel(inProps, ref) {
diff --git a/packages/mui-material/src/Select/SelectInput.js b/packages/mui-material/src/Select/SelectInput.js
index 75cd39dd118c3b..9c36c98f142ef0 100644
--- a/packages/mui-material/src/Select/SelectInput.js
+++ b/packages/mui-material/src/Select/SelectInput.js
@@ -489,8 +489,6 @@ const SelectInput = React.forwardRef(function SelectInput(props, ref) {
 
   const listboxId = useId();
 
-  const hiddenInputId = useId();
-
   return (
     <React.Fragment>
       <SelectSelect
@@ -525,7 +523,7 @@ const SelectInput = React.forwardRef(function SelectInput(props, ref) {
       <SelectNativeInput
         aria-invalid={error}
         value={Array.isArray(value) ? value.join(',') : value}
-        name={name ?? hiddenInputId}
+        name={name}
         ref={inputRef}
         aria-hidden
         onChange={handleChange}