From d2aa2ebee34453ed1c97f920078df2a7ac40ca89 Mon Sep 17 00:00:00 2001
From: Adam <classygopher@gmail.com>
Date: Sat, 21 Oct 2023 03:55:08 +0100
Subject: [PATCH] resource_handler: fix potential double-free

---
 src/browser/resource_handler.cxx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/browser/resource_handler.cxx b/src/browser/resource_handler.cxx
index d3fa5cc..8df28e3 100644
--- a/src/browser/resource_handler.cxx
+++ b/src/browser/resource_handler.cxx
@@ -49,8 +49,10 @@ bool Browser::ResourceHandler::Skip(int64 bytes_to_skip, int64& bytes_skipped, C
 }
 
 void Browser::ResourceHandler::Cancel() {
-	this->cursor = this->data_len;
-	this->finish();
+	if (this->cursor != this->data_len) {
+		this->cursor = this->data_len;
+		this->finish();
+	}
 }
 
 CefRefPtr<CefResourceHandler> Browser::ResourceHandler::GetResourceHandler(CefRefPtr<CefBrowser>, CefRefPtr<CefFrame>, CefRefPtr<CefRequest>) {