Consider all encryption keys

* It might happen that a user wants to reuse an LV but forgets to set
  create=false in the volume group.

src/lib/autoinstall/activate_callbacks.rb

@@ -61,12 +61,16 @@ def luks(uuid, attempt)
 
     # Retrieves crypt keys for reused devices from the profile
     #
+    # All encryption keys are considered, no matter if they are associated to
+    # a device that should be reused or not. The reason is that it might happen that a user
+    # wants to reuse a logical volume but forgets setting 'create' to 'false' for the
+    # volume group.
+    #
     # @return [Array<String>] List of crypt keys
     def crypt_keys_from_profile
       profile = Yast::Profile.current.fetch("partitioning", [])
       devices = profile.map { |d| d.fetch("partitions", []) }.flatten
-      crypted_devices = devices.select { |d| d["create"] == false && d.key?("crypt_key") }
-      keys = crypted_devices.map { |p| p["crypt_key"] }
+      keys = devices.map { |p| p["crypt_key"] }
       keys.compact.uniq.sort
     end
   end

test/lib/activate_callbacks_test.rb

@@ -64,11 +64,10 @@
       { "partitioning" => [ { "device" => "/dev/sda", "partitions" => partitions } ] }
     end
 
-    let(:partitions) { [root, home, srv, opt] }
+    let(:partitions) { [root, home, srv] }
     let(:root) { { "mount" => "/", "crypt_key" => "abcdef", "create" => false } }
     let(:home) { { "mount" => "/home", "crypt_key" => "abcdef", "create" => false } }
     let(:srv) { { "mount" => "/home", "crypt_key" => "123456", "create" => false } }
-    let(:opt) { { "mount" => "/opt", "crypt_key" => "not-reused" } }
 
     before do
       allow(Yast::Profile).to receive(:current).and_return(profile)