[partition] Display partition labels when they exist

Signed-off-by: Arnaud Ferraris <arnaud.ferraris@collabora.com>

src/modules/partition/gui/PartitionLabelsView.cpp

@@ -184,6 +184,14 @@ PartitionLabelsView::buildTexts( const QModelIndex& index ) const
     QString firstLine, secondLine;
 
     if ( index.data( PartitionModel::IsPartitionNewRole ).toBool() )
+    {
+        QString label = index.data( PartitionModel::FileSystemLabelRole ).toString();
+
+        if ( !label.isEmpty() )
+        {
+            firstLine = label;
+        }
+        else
         {
             QString mountPoint = index.sibling( index.row(),
                                                 PartitionModel::MountPointColumn )
@@ -206,6 +214,7 @@ PartitionLabelsView::buildTexts( const QModelIndex& index ) const
             else
                 firstLine = tr( "New partition" );
         }
+    }
     else if ( index.data( PartitionModel::OsproberNameRole ).toString().isEmpty() )
     {
         firstLine = index.data().toString();