From 13aade177ecfe164e1ac4f02c681b69c34ff051b Mon Sep 17 00:00:00 2001
From: yunyaobaihong <896458252@qq.com>
Date: Tue, 6 Dec 2022 15:38:57 +0800
Subject: [PATCH] fix:can't open calibration dialog

---
 DSView/pv/dialogs/calibration.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/DSView/pv/dialogs/calibration.cpp b/DSView/pv/dialogs/calibration.cpp
index 2bec701e..41935b4a 100644
--- a/DSView/pv/dialogs/calibration.cpp
+++ b/DSView/pv/dialogs/calibration.cpp
@@ -126,7 +126,7 @@ void Calibration::retranslateUi()
 
 void Calibration::update_device_info()
 { 
-    if (_device_agent->have_instance()){
+    if (_device_agent->have_instance() == false){
         assert(false);
     }