wic/plugins/images/direct: Allow changes in fstab on rootfs

Allow wic to also manipulate the rootfs entry in fstab, which it
currently refuses to write. Reasons one might want to do that include
using systemd-growfs via --fsoptions on /
With this change / is now handled exactly the same as other
mountpoints, the former exception seemingly was not even documented.

Signed-off-by: Tobias Schmidl <tobiasschmidl@siemens.com>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/scripts/lib/wic/plugins/imager/direct.py b/scripts/lib/wic/plugins/imager/direct.py
index da483daed5f2c9a0f5c591339ec5f38950a723c1..c44159b235728a33fa34bfa8f676521b4db7d35a 100644 (file)
--- a/scripts/lib/wic/plugins/imager/direct.py
+++ b/scripts/lib/wic/plugins/imager/direct.py
@@ -117,7 +117,7 @@ class DirectPlugin(ImagerPlugin):
         updated = False
         for part in self.parts:
             if not part.realnum or not part.mountpoint \
-               or part.mountpoint == "/" or not part.mountpoint.startswith('/'):
+               or not part.mountpoint.startswith('/'):
                 continue
 
             if part.use_uuid: