From 8e7df33dd663b7b7467ba60ac14fe5e84906519e Mon Sep 17 00:00:00 2001
From: Ali Josie <33804388+0xc0d@users.noreply.github.com>
Date: Mon, 30 Jan 2023 14:02:10 +0100
Subject: [PATCH] gin.Context: check key type on calling Value when key is 0

The type of context key is part of the key used in the context.Context type.
Many packages uses zero and an unexported type to inject values into
context.Context.
---
 context.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/context.go b/context.go
index 04742527..8b8b7425 100644
--- a/context.go
+++ b/context.go
@@ -1200,7 +1200,7 @@ func (c *Context) Err() error {
 // if no value is associated with key. Successive calls to Value with
 // the same key returns the same result.
 func (c *Context) Value(key any) any {
-	if key == 0 {
+	if _, ok := key.(int); ok && key == 0 {
 		return c.Request
 	}
 	if key == ContextKey {