cmdline() prints empty "resume=" options for non-persistent swap
devices, for example zram. Add a check for that.
This patch also fixes printf formatting and removes unused variables.
# called by dracut
cmdline() {
- local _activated
- declare -A _activated
+ local _resume
for dev in "${!host_fs_types[@]}"; do
[[ ${host_fs_types[$dev]} =~ ^(swap|swsuspend|swsupend)$ ]] || continue
- printf "resume=%s " "$(shorten_persistent_dev "$(get_persistent_dev "$dev")")"
+ _resume=$(shorten_persistent_dev "$(get_persistent_dev "$dev")")
+ [[ -n ${_resume} ]] && printf " resume=%s" "${_resume}"
done
}