From 4ed3ce626708b01dff652bda384ca9a5562a0212 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andrius=20=C5=A0tikonas?= <andrius@stikonas.eu>
Date: Mon, 7 Nov 2016 17:45:22 +0000
Subject: [PATCH] Check if fileSystem pointer is nullptr before trying to read
 used space

Hopefully it fixes the following crashes as well:
BUG: 364863
BUG: 365872
---
 src/core/partition.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/core/partition.cpp b/src/core/partition.cpp
index ebb62a4..d888697 100644
--- a/src/core/partition.cpp
+++ b/src/core/partition.cpp
@@ -176,6 +176,9 @@ QString Partition::deviceNode() const
 /** @return the sectors used in the Partition's FileSystem or, in case of an extended partition, the sum of used sectors of the Partition's children */
 qint64 Partition::sectorsUsed() const
 {
+    if (m_FileSystem == nullptr)
+        return -1;
+
     if (!roles().has(PartitionRole::Extended))
         return fileSystem().sectorsUsed();