From 6771dcb103eba09fc2a4331e15768af87fbd576f Mon Sep 17 00:00:00 2001
From: mu2019 <sheng.2179@gmail.com>
Date: Tue, 13 Sep 2022 18:21:21 +0800
Subject: [PATCH] fix backtrace function

---
 src/error.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/error.rs b/src/error.rs
index 04fbcd8d..a84de024 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -110,8 +110,8 @@ impl Error {
     #[cfg(backtrace)]
     pub fn backtrace(&self) -> Option<&std::backtrace::Backtrace> {
         let backtrace = self.error.backtrace();
-        if let std::backtrace::BacktraceStatus::Captured = backtrace.status() {
-            Some(backtrace)
+        if let std::backtrace::BacktraceStatus::Captured = backtrace?.status() {
+            backtrace
         } else {
             None
         }