From f25fb36bfe474362ee806dbc6b848c1d5bbe5a2d Mon Sep 17 00:00:00 2001
From: Protobuf Team Bot <protobuf-github-bot@google.com>
Date: Mon, 6 Jul 2026 12:48:28 -0700
Subject: [PATCH] Correct add_descriptor_set size from an int to a size_t

Closes potential bug as reported externally by mhmadqw909-cloud if an encoded descriptor >2GB was reached.

PiperOrigin-RevId: 943444689
---
 php/ext/google/protobuf/def.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/php/ext/google/protobuf/def.c b/php/ext/google/protobuf/def.c
index 38f62dc724..0d8ad8216a 100644
--- a/php/ext/google/protobuf/def.c
+++ b/php/ext/google/protobuf/def.c
@@ -971,7 +971,7 @@ static void add_descriptor(upb_DefPool* symtab,
  * Adds the given descriptor data to this DescriptorPool.
  */
 static void add_descriptor_set(upb_DefPool* symtab, const char* data,
-                               int data_len, upb_Arena* arena) {
+                               size_t data_len, upb_Arena* arena) {
   size_t i, n;
   google_protobuf_FileDescriptorSet* set;
   const google_protobuf_FileDescriptorProto* const* files;