From 6b7fe4c8f27fc6ad4e454269c43ba0de703b8919 Mon Sep 17 00:00:00 2001
From: Norman Heino <norman.heino@gmail.com>
Date: Sun, 26 May 2019 17:18:42 +0200
Subject: [PATCH] Fix use-after-free in Profile::UnloadMachineData

---
 oscar/SleepLib/profiles.cpp | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/oscar/SleepLib/profiles.cpp b/oscar/SleepLib/profiles.cpp
index bf5c3c15..48e7178d 100644
--- a/oscar/SleepLib/profiles.cpp
+++ b/oscar/SleepLib/profiles.cpp
@@ -581,16 +581,17 @@ void Profile::UnloadMachineData()
         return;
     }
 
-    for (auto & day : daylist) {
-        delete day;
-    }
-    daylist.clear();
-
     for (auto & mach : m_machlist) {
         mach->saveSessionInfo();
         mach->sessionlist.clear();
         mach->day.clear();
     }
+
+    for (auto & day : daylist) {
+        delete day;
+    }
+    daylist.clear();
+
     removeLock();
 }
 void Profile::LoadMachineData(ProgressDialog *progress)