From: Nezuko Agent <nezukoagent@gmail.com>
Date: Mon, 18 May 2026 08:28:28 +0000 (+0700)
Subject: gh-149953: Fix null pointer dereference order in `code_objects.c` (#149956)
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0ed497a350d76dd20de1a1689c84426c7c1d6e22;p=thirdparty%2FPython%2Fcpython.git

gh-149953: Fix null pointer dereference order in `code_objects.c` (#149956)

Move  check before
---

diff --git a/Modules/_remote_debugging/code_objects.c b/Modules/_remote_debugging/code_objects.c
index 7b95c0f2d4fa..97c6ba772e88 100644
--- a/Modules/_remote_debugging/code_objects.c
+++ b/Modules/_remote_debugging/code_objects.c
@@ -432,7 +432,7 @@ parse_code_object(RemoteUnwinderObject *unwinder,
 
 #ifdef Py_GIL_DISABLED
     // Handle thread-local bytecode (TLBC) in free threading builds
-    if (ctx->tlbc_index == 0 || unwinder->debug_offsets.code_object.co_tlbc == 0 || unwinder == NULL) {
+    if (ctx->tlbc_index == 0 || unwinder == NULL || unwinder->debug_offsets.code_object.co_tlbc == 0) {
         // No TLBC or no unwinder - use main bytecode directly
         addrq = (uint16_t *)ip - (uint16_t *)meta->addr_code_adaptive;
         goto done_tlbc;