[gparted] Quote mount point in Data Rescue dialog (#782681)

[Curtis Gedak <gedakc src gnome org>]

commit 6798c271c76a128f356a1806772224d314381b1b
Author: Mike Fleetwood <mike fleetwood googlemail com>
Date:   Fri May 19 20:00:50 2017 +0100

    Quote mount point in Data Rescue dialog (#782681)
    
    As before always quote use of mount points in command lines.
    
    Bug 782681 - btrfs partitions mounted with whitespace cannot be resized

 src/Dialog_Rescue_Data.cc |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/Dialog_Rescue_Data.cc b/src/Dialog_Rescue_Data.cc
index ac53020..de075f5 100644
--- a/src/Dialog_Rescue_Data.cc
+++ b/src/Dialog_Rescue_Data.cc
@@ -183,7 +183,7 @@ void Dialog_Rescue_Data::on_view_clicked(int nPart)
        Glib::ustring mountPoint=tmpDir;
 
        Glib::ustring commandLine= "mount -o ro,loop,offset="+Utils::num_to_str(initOffset)
-               +",sizelimit="+Utils::num_to_str(totalSize)+" "+this->device_path+" "+mountPoint;
+               +",sizelimit="+Utils::num_to_str(totalSize)+" "+this->device_path+" \""+mountPoint+"\"";
 
        int mountResult=Utils::execute_command(commandLine);
 
@@ -279,7 +279,7 @@ void Dialog_Rescue_Data::check_overlaps(int nPart)
                        {
                                Glib::ustring mountP=this->device->partitions[i].get_mountpoint();
 
-                               Glib::ustring commandUmount= "umount "+mountP;
+                               Glib::ustring commandUmount = "umount \"" + mountP + "\"";
                                Utils::execute_command(commandUmount);
                        }
                }