Since v253, systemd-repart tries to create temporary directories in /var/tmp. However, this directory doesn't exist in the initrd. This commit adds an enviroment variable to re-use the existing /tmp directory instead of /var/tmp.
Since v253, systemd-repart tries to create temporary directories in /var/tmp. However, this directory doesn't exist in the initrd. This commit adds an enviroment variable to re-use the existing /tmp directory instead of /var/tmp.