From 56fde5c8d79ad3aba58ca869ac23f8bb329821ea Mon Sep 17 00:00:00 2001
From: Mathieu Chauvet <mathieu.chauvet@gmail.com>
Date: Tue, 6 Feb 2024 02:34:08 +0100
Subject: [PATCH] Update operation.go (#1753)

getUnderlyingSchema can return nil, so it has to be checked here otherwise the code is exposed to invalid memory address or nil pointer dereference
---
 operation.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/operation.go b/operation.go
index 169510ffc..10c724f65 100644
--- a/operation.go
+++ b/operation.go
@@ -334,6 +334,9 @@ func (operation *Operation) ParseParamComment(commentLine string, astFile *ast.F
 					if len(itemSchema.Type) == 0 {
 						itemSchema = operation.parser.getUnderlyingSchema(prop.Items.Schema)
 					}
+					if itemSchema == nil {
+						continue
+					}
 					if len(itemSchema.Type) == 0 {
 						continue
 					}