From b8dfff2c72fc2e5950b7936fc88d2cb901b25cfe Mon Sep 17 00:00:00 2001
From: Aleksey Khoroshilov <akhoroshilov@brave.com>
Date: Wed, 9 Oct 2024 14:59:28 +0700
Subject: [PATCH] Check SpanOrSize data before using it.

---
 .../blink/renderer/core/brave_page_graph/page_graph.cc        | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/third_party/blink/renderer/core/brave_page_graph/page_graph.cc b/third_party/blink/renderer/core/brave_page_graph/page_graph.cc
index 84fecfdf5e46..b0f412de7fee 100644
--- a/third_party/blink/renderer/core/brave_page_graph/page_graph.cc
+++ b/third_party/blink/renderer/core/brave_page_graph/page_graph.cc
@@ -652,7 +652,9 @@ void PageGraph::DidReceiveData(uint64_t identifier,
   if (TrackedRequestRecord* request_record =
           request_tracker_.GetTrackingRecord(identifier)) {
     if (TrackedRequest* request = request_record->request.get()) {
-      request->UpdateResponseBodyHash(*data.span());
+      if (auto data_span = data.span(); data_span) {
+        request->UpdateResponseBodyHash(*data_span);
+      }
     }
     return;
   }