From b59870ca3d8993612452a7b90687e2ed4ad0572a Mon Sep 17 00:00:00 2001
From: andreaf74 <53090017+andreaf74@users.noreply.github.com>
Date: Tue, 7 Jan 2020 21:56:46 +0100
Subject: fixed minor bug with mkswap in cc_disk_setup.py (#143)

---
 cloudinit/config/cc_disk_setup.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/cloudinit/config/cc_disk_setup.py b/cloudinit/config/cc_disk_setup.py
index 29e192e8..d8d0fcf1 100644
--- a/cloudinit/config/cc_disk_setup.py
+++ b/cloudinit/config/cc_disk_setup.py
@@ -982,7 +982,9 @@ def mkfs(fs_cfg):
 
         # File systems that support the -F flag
         if overwrite or device_type(device) == "disk":
-            fs_cmd.append(lookup_force_flag(fs_type))
+            force_flag = lookup_force_flag(fs_type)
+            if force_flag:
+                fs_cmd.append(force_flag)
 
         # Add the extends FS options
         if fs_opts:
-- 
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