From 28982358fccec79d923627edf5d83a3f68d3ba20 Mon Sep 17 00:00:00 2001
From: Kevin Yue <yuezk001@gmail.com>
Date: Thu, 1 Sep 2022 06:02:42 -0400
Subject: [PATCH] fix: call `resetBuffer()` before redirect

---
 .../web/filter/RelativeRedirectResponseWrapper.java              | 1 +
 1 file changed, 1 insertion(+)

diff --git a/spring-web/src/main/java/org/springframework/web/filter/RelativeRedirectResponseWrapper.java b/spring-web/src/main/java/org/springframework/web/filter/RelativeRedirectResponseWrapper.java
index 9fe58f3051b3..9fb2b8dbf347 100644
--- a/spring-web/src/main/java/org/springframework/web/filter/RelativeRedirectResponseWrapper.java
+++ b/spring-web/src/main/java/org/springframework/web/filter/RelativeRedirectResponseWrapper.java
@@ -47,6 +47,7 @@ private RelativeRedirectResponseWrapper(HttpServletResponse response, HttpStatus
 
 	@Override
 	public void sendRedirect(String location) throws IOException {
+		resetBuffer();
 		setStatus(this.redirectStatus.value());
 		setHeader(HttpHeaders.LOCATION, location);
 		flushBuffer();