From 47e20e1ae6d5ff3d32d30190043e2bb25dddd830 Mon Sep 17 00:00:00 2001
From: darktux
 <darktux@y2nlvhmmk5jnsvechppxnbyzmmv3vbl7dvzn6ltwcdbpgxixp3clkgqd.onion>
Date: Thu, 11 Apr 2024 18:37:31 +0200
Subject: [PATCH] Fixed potential null-dereference in
 Fiber::DestroyThreadFiber()

---
 src/common/fiber.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common/fiber.cpp b/src/common/fiber.cpp
index b9c87686cf..aa0d5e4d92 100644
--- a/src/common/fiber.cpp
+++ b/src/common/fiber.cpp
@@ -73,7 +73,7 @@ void Fiber::DestroyWorkFiber() {
 }
 
 void Fiber::DestroyThreadFiber() {
-    if (*impl->next_fiber_ptr) {
+    if (impl->next_fiber_ptr && *impl->next_fiber_ptr) {
         *impl->next_fiber_ptr = nullptr;
     }
 }