diff --git a/dracut-kdump.sh b/dracut-kdump.sh
index 5cd7ad4..969ea94 100755
--- a/dracut-kdump.sh
+++ b/dracut-kdump.sh
@@ -9,8 +9,8 @@
 
 #initiate the kdump logger
 if ! dlog_init; then
-    echo "failed to initiate the kdump logger."
-    exit 1
+	echo "failed to initiate the kdump logger."
+	exit 1
 fi
 
 KDUMP_PATH="/var/crash"
@@ -41,541 +41,543 @@ kdump_read_conf > $KDUMP_CONF_PARSED
 
 get_kdump_confs()
 {
-    while read -r config_opt config_val; do
-        # remove inline comments after the end of a directive.
-        case "$config_opt" in
-            path)
-                KDUMP_PATH="$config_val"
-            ;;
-            core_collector)
-                [ -n "$config_val" ] && CORE_COLLECTOR="$config_val"
-            ;;
-            sshkey)
-                if [ -f "$config_val" ]; then
-                    SSH_KEY_LOCATION=$config_val
-                fi
-            ;;
-            kdump_pre)
-                KDUMP_PRE="$config_val"
-            ;;
-            kdump_post)
-                KDUMP_POST="$config_val"
-            ;;
-            fence_kdump_args)
-                FENCE_KDUMP_ARGS="$config_val"
-            ;;
-            fence_kdump_nodes)
-                FENCE_KDUMP_NODES="$config_val"
-            ;;
-            failure_action|default)
-                case $config_val in
-                    shell)
-                        FAILURE_ACTION="kdump_emergency_shell"
-                    ;;
-                    reboot)
-                        FAILURE_ACTION="systemctl reboot -f && exit"
-                    ;;
-                    halt)
-                        FAILURE_ACTION="halt && exit"
-                    ;;
-                    poweroff)
-                        FAILURE_ACTION="systemctl poweroff -f && exit"
-                    ;;
-                    dump_to_rootfs)
-                        FAILURE_ACTION="dump_to_rootfs"
-                    ;;
-                esac
-            ;;
-            final_action)
-                case $config_val in
-                    reboot)
-                        FINAL_ACTION="systemctl reboot -f"
-                    ;;
-                    halt)
-                        FINAL_ACTION="halt"
-                    ;;
-                    poweroff)
-                        FINAL_ACTION="systemctl poweroff -f"
-                    ;;
-                esac
-            ;;
-        esac
-    done < "$KDUMP_CONF_PARSED"
+	while read -r config_opt config_val; do
+		# remove inline comments after the end of a directive.
+		case "$config_opt" in
+		path)
+			KDUMP_PATH="$config_val"
+			;;
+		core_collector)
+			[ -n "$config_val" ] && CORE_COLLECTOR="$config_val"
+			;;
+		sshkey)
+			if [ -f "$config_val" ]; then
+				SSH_KEY_LOCATION=$config_val
+			fi
+			;;
+		kdump_pre)
+			KDUMP_PRE="$config_val"
+			;;
+		kdump_post)
+			KDUMP_POST="$config_val"
+			;;
+		fence_kdump_args)
+			FENCE_KDUMP_ARGS="$config_val"
+			;;
+		fence_kdump_nodes)
+			FENCE_KDUMP_NODES="$config_val"
+			;;
+		failure_action | default)
+			case $config_val in
+			shell)
+				FAILURE_ACTION="kdump_emergency_shell"
+				;;
+			reboot)
+				FAILURE_ACTION="systemctl reboot -f && exit"
+				;;
+			halt)
+				FAILURE_ACTION="halt && exit"
+				;;
+			poweroff)
+				FAILURE_ACTION="systemctl poweroff -f && exit"
+				;;
+			dump_to_rootfs)
+				FAILURE_ACTION="dump_to_rootfs"
+				;;
+			esac
+			;;
+		final_action)
+			case $config_val in
+			reboot)
+				FINAL_ACTION="systemctl reboot -f"
+				;;
+			halt)
+				FINAL_ACTION="halt"
+				;;
+			poweroff)
+				FINAL_ACTION="systemctl poweroff -f"
+				;;
+			esac
+			;;
+		esac
+	done < "$KDUMP_CONF_PARSED"
 
-    if [ -z "$CORE_COLLECTOR" ]; then
-        CORE_COLLECTOR="$DEFAULT_CORE_COLLECTOR"
-        if is_ssh_dump_target || is_raw_dump_target; then
-            CORE_COLLECTOR="$CORE_COLLECTOR -F"
-        fi
-    fi
+	if [ -z "$CORE_COLLECTOR" ]; then
+		CORE_COLLECTOR="$DEFAULT_CORE_COLLECTOR"
+		if is_ssh_dump_target || is_raw_dump_target; then
+			CORE_COLLECTOR="$CORE_COLLECTOR -F"
+		fi
+	fi
 }
 
 # store the kexec kernel log to a file.
 save_log()
 {
-    dmesg -T > $KDUMP_LOG_FILE
+	dmesg -T > $KDUMP_LOG_FILE
 
-    if command -v journalctl > /dev/null; then
-        journalctl -ab >> $KDUMP_LOG_FILE
-    fi
-    chmod 600 $KDUMP_LOG_FILE
+	if command -v journalctl > /dev/null; then
+		journalctl -ab >> $KDUMP_LOG_FILE
+	fi
+	chmod 600 $KDUMP_LOG_FILE
 }
 
 # $1: dump path, must be a mount point
 dump_fs()
 {
-    ddebug "dump_fs _mp=$1"
+	ddebug "dump_fs _mp=$1"
 
-    if ! is_mounted "$1"; then
-        dinfo "dump path '$1' is not mounted, trying to mount..."
-        if ! mount --target "$1"; then
-            derror "failed to dump to '$1', it's not a mount point!"
-            return 1
-        fi
-    fi
+	if ! is_mounted "$1"; then
+		dinfo "dump path '$1' is not mounted, trying to mount..."
+		if ! mount --target "$1"; then
+			derror "failed to dump to '$1', it's not a mount point!"
+			return 1
+		fi
+	fi
 
-    # Remove -F in makedumpfile case. We don't want a flat format dump here.
-    case $CORE_COLLECTOR in
-        *makedumpfile* )
-            CORE_COLLECTOR=$(echo "$CORE_COLLECTOR" | sed -e "s/-F//g")
-            ;;
-    esac
+	# Remove -F in makedumpfile case. We don't want a flat format dump here.
+	case $CORE_COLLECTOR in
+	*makedumpfile*)
+		CORE_COLLECTOR=$(echo "$CORE_COLLECTOR" | sed -e "s/-F//g")
+		;;
+	esac
 
-    _dump_fs_path=$(echo "$1/$KDUMP_PATH/$HOST_IP-$DATEDIR/" | tr -s /)
-    dinfo "saving to $_dump_fs_path"
+	_dump_fs_path=$(echo "$1/$KDUMP_PATH/$HOST_IP-$DATEDIR/" | tr -s /)
+	dinfo "saving to $_dump_fs_path"
 
-    # Only remount to read-write mode if the dump target is mounted read-only.
-    _dump_mnt_op=$(get_mount_info OPTIONS target "$1" -f)
-    case $_dump_mnt_op in
-        ro* )
-            dinfo "Remounting the dump target in rw mode."
-            mount -o remount,rw "$1" || return 1
-            ;;
-    esac
+	# Only remount to read-write mode if the dump target is mounted read-only.
+	_dump_mnt_op=$(get_mount_info OPTIONS target "$1" -f)
+	case $_dump_mnt_op in
+	ro*)
+		dinfo "Remounting the dump target in rw mode."
+		mount -o remount,rw "$1" || return 1
+		;;
+	esac
 
-    mkdir -p "$_dump_fs_path" || return 1
+	mkdir -p "$_dump_fs_path" || return 1
 
-    save_vmcore_dmesg_fs ${DMESG_COLLECTOR} "$_dump_fs_path"
-    save_opalcore_fs "$_dump_fs_path"
+	save_vmcore_dmesg_fs ${DMESG_COLLECTOR} "$_dump_fs_path"
+	save_opalcore_fs "$_dump_fs_path"
 
-    dinfo "saving vmcore"
-    $CORE_COLLECTOR /proc/vmcore "$_dump_fs_path/vmcore-incomplete"
-    _dump_exitcode=$?
-    if [ $_dump_exitcode -eq 0 ]; then
-        mv "$_dump_fs_path/vmcore-incomplete" "$_dump_fs_path/vmcore"
-        sync
-        dinfo "saving vmcore complete"
-    else
-        derror "saving vmcore failed, exitcode:$_dump_exitcode"
-    fi
+	dinfo "saving vmcore"
+	$CORE_COLLECTOR /proc/vmcore "$_dump_fs_path/vmcore-incomplete"
+	_dump_exitcode=$?
+	if [ $_dump_exitcode -eq 0 ]; then
+		mv "$_dump_fs_path/vmcore-incomplete" "$_dump_fs_path/vmcore"
+		sync
+		dinfo "saving vmcore complete"
+	else
+		derror "saving vmcore failed, exitcode:$_dump_exitcode"
+	fi
 
-    dinfo "saving the $KDUMP_LOG_FILE to $_dump_fs_path/"
-    save_log
-    mv "$KDUMP_LOG_FILE" "$_dump_fs_path/"
-    if [ $_dump_exitcode -ne 0 ]; then
-        return 1
-    fi
+	dinfo "saving the $KDUMP_LOG_FILE to $_dump_fs_path/"
+	save_log
+	mv "$KDUMP_LOG_FILE" "$_dump_fs_path/"
+	if [ $_dump_exitcode -ne 0 ]; then
+		return 1
+	fi
 
-    # improper kernel cmdline can cause the failure of echo, we can ignore this kind of failure
-    return 0
+	# improper kernel cmdline can cause the failure of echo, we can ignore this kind of failure
+	return 0
 }
 
 # $1: dmesg collector
 # $2: dump path
-save_vmcore_dmesg_fs() {
-    dinfo "saving vmcore-dmesg.txt to $2"
-    if $1 /proc/vmcore > "$2/vmcore-dmesg-incomplete.txt"; then
-        mv "$2/vmcore-dmesg-incomplete.txt" "$2/vmcore-dmesg.txt"
-        chmod 600 "$2/vmcore-dmesg.txt"
+save_vmcore_dmesg_fs()
+{
+	dinfo "saving vmcore-dmesg.txt to $2"
+	if $1 /proc/vmcore > "$2/vmcore-dmesg-incomplete.txt"; then
+		mv "$2/vmcore-dmesg-incomplete.txt" "$2/vmcore-dmesg.txt"
+		chmod 600 "$2/vmcore-dmesg.txt"
 
-        # Make sure file is on disk. There have been instances where later
-        # saving vmcore failed and system rebooted without sync and there
-        # was no vmcore-dmesg.txt available.
-        sync
-        dinfo "saving vmcore-dmesg.txt complete"
-    else
-        if [ -f "$2/vmcore-dmesg-incomplete.txt" ]; then
-            chmod 600 "$2/vmcore-dmesg-incomplete.txt"
-        fi
-        derror "saving vmcore-dmesg.txt failed"
-    fi
+		# Make sure file is on disk. There have been instances where later
+		# saving vmcore failed and system rebooted without sync and there
+		# was no vmcore-dmesg.txt available.
+		sync
+		dinfo "saving vmcore-dmesg.txt complete"
+	else
+		if [ -f "$2/vmcore-dmesg-incomplete.txt" ]; then
+			chmod 600 "$2/vmcore-dmesg-incomplete.txt"
+		fi
+		derror "saving vmcore-dmesg.txt failed"
+	fi
 }
 
 # $1: dump path
-save_opalcore_fs() {
-    if [ ! -f $OPALCORE ]; then
-        # Check if we are on an old kernel that uses a different path
-        if [ -f /sys/firmware/opal/core ]; then
-            OPALCORE="/sys/firmware/opal/core"
-        else
-            return 0
-        fi
-    fi
+save_opalcore_fs()
+{
+	if [ ! -f $OPALCORE ]; then
+		# Check if we are on an old kernel that uses a different path
+		if [ -f /sys/firmware/opal/core ]; then
+			OPALCORE="/sys/firmware/opal/core"
+		else
+			return 0
+		fi
+	fi
 
-    dinfo "saving opalcore:$OPALCORE to $1/opalcore"
-    if ! cp $OPALCORE "$1/opalcore"; then
-        derror "saving opalcore failed"
-        return 1
-    fi
+	dinfo "saving opalcore:$OPALCORE to $1/opalcore"
+	if ! cp $OPALCORE "$1/opalcore"; then
+		derror "saving opalcore failed"
+		return 1
+	fi
 
-    sync
-    dinfo "saving opalcore complete"
-    return 0
+	sync
+	dinfo "saving opalcore complete"
+	return 0
 }
 
 dump_to_rootfs()
 {
 
-    if [ "$(systemctl status dracut-initqueue | sed -n "s/^\s*Active: \(\S*\)\s.*$/\1/p")" = "inactive" ]; then
-        dinfo "Trying to bring up initqueue for rootfs mount"
-        systemctl start dracut-initqueue
-    fi
+	if [ "$(systemctl status dracut-initqueue | sed -n "s/^\s*Active: \(\S*\)\s.*$/\1/p")" = "inactive" ]; then
+		dinfo "Trying to bring up initqueue for rootfs mount"
+		systemctl start dracut-initqueue
+	fi
 
-    dinfo "Clean up dead systemd services"
-    systemctl cancel
-    dinfo "Waiting for rootfs mount, will timeout after 90 seconds"
-    systemctl start --no-block sysroot.mount
+	dinfo "Clean up dead systemd services"
+	systemctl cancel
+	dinfo "Waiting for rootfs mount, will timeout after 90 seconds"
+	systemctl start --no-block sysroot.mount
 
-    _loop=0
-    while [ $_loop -lt 90 ] && ! is_mounted /sysroot; do
-        sleep 1
-        _loop=$((_loop + 1))
-    done
+	_loop=0
+	while [ $_loop -lt 90 ] && ! is_mounted /sysroot; do
+		sleep 1
+		_loop=$((_loop + 1))
+	done
 
-    if ! is_mounted /sysroot; then
-        derror "Failed to mount rootfs"
-        return
-    fi
+	if ! is_mounted /sysroot; then
+		derror "Failed to mount rootfs"
+		return
+	fi
 
-    ddebug "NEWROOT=$NEWROOT"
-    dump_fs $NEWROOT
+	ddebug "NEWROOT=$NEWROOT"
+	dump_fs $NEWROOT
 }
 
 kdump_emergency_shell()
 {
-    ddebug "Switching to kdump emergency shell..."
+	ddebug "Switching to kdump emergency shell..."
 
-    [ -f /etc/profile ] && . /etc/profile
-    export PS1='kdump:${PWD}# '
+	[ -f /etc/profile ] && . /etc/profile
+	export PS1='kdump:${PWD}# '
 
-    . /lib/dracut-lib.sh
-    if [ -f /dracut-state.sh ]; then
-        . /dracut-state.sh 2>/dev/null
-    fi
+	. /lib/dracut-lib.sh
+	if [ -f /dracut-state.sh ]; then
+		. /dracut-state.sh 2> /dev/null
+	fi
 
-    source_conf /etc/conf.d
+	source_conf /etc/conf.d
 
-    type plymouth >/dev/null 2>&1 && plymouth quit
+	type plymouth > /dev/null 2>&1 && plymouth quit
 
-    source_hook "emergency"
-    while read -r _tty rest; do
-        (
-        echo
-        echo
-        echo 'Entering kdump emergency mode.'
-        echo 'Type "journalctl" to view system logs.'
-        echo 'Type "rdsosreport" to generate a sosreport, you can then'
-        echo 'save it elsewhere and attach it to a bug report.'
-        echo
-        echo
-        ) > "/dev/$_tty"
-    done < /proc/consoles
-    sh -i -l
-    /bin/rm -f -- /.console_lock
+	source_hook "emergency"
+	while read -r _tty rest; do
+		(
+			echo
+			echo
+			echo 'Entering kdump emergency mode.'
+			echo 'Type "journalctl" to view system logs.'
+			echo 'Type "rdsosreport" to generate a sosreport, you can then'
+			echo 'save it elsewhere and attach it to a bug report.'
+			echo
+			echo
+		) > "/dev/$_tty"
+	done < /proc/consoles
+	sh -i -l
+	/bin/rm -f -- /.console_lock
 }
 
 do_failure_action()
 {
-    dinfo "Executing failure action $FAILURE_ACTION"
-    eval $FAILURE_ACTION
+	dinfo "Executing failure action $FAILURE_ACTION"
+	eval $FAILURE_ACTION
 }
 
 do_final_action()
 {
-    dinfo "Executing final action $FINAL_ACTION"
-    eval $FINAL_ACTION
+	dinfo "Executing final action $FINAL_ACTION"
+	eval $FINAL_ACTION
 }
 
 do_dump()
 {
-    eval $DUMP_INSTRUCTION
-    _ret=$?
+	eval $DUMP_INSTRUCTION
+	_ret=$?
 
-    if [ $_ret -ne 0 ]; then
-        derror "saving vmcore failed"
-    fi
+	if [ $_ret -ne 0 ]; then
+		derror "saving vmcore failed"
+	fi
 
-    return $_ret
+	return $_ret
 }
 
 do_kdump_pre()
 {
-    if [ -n "$KDUMP_PRE" ]; then
-        "$KDUMP_PRE"
-        _ret=$?
-        if [ $_ret -ne 0 ]; then
-            derror "$KDUMP_PRE exited with $_ret status"
-            return $_ret
-        fi
-    fi
+	if [ -n "$KDUMP_PRE" ]; then
+		"$KDUMP_PRE"
+		_ret=$?
+		if [ $_ret -ne 0 ]; then
+			derror "$KDUMP_PRE exited with $_ret status"
+			return $_ret
+		fi
+	fi
 
-    # if any script fails, it just raises warning and continues
-    if [ -d /etc/kdump/pre.d ]; then
-        for file in /etc/kdump/pre.d/*; do
-            "$file"
-            _ret=$?
-            if [ $_ret -ne 0 ]; then
-                derror "$file exited with $_ret status"
-            fi
-        done
-    fi
-    return 0
+	# if any script fails, it just raises warning and continues
+	if [ -d /etc/kdump/pre.d ]; then
+		for file in /etc/kdump/pre.d/*; do
+			"$file"
+			_ret=$?
+			if [ $_ret -ne 0 ]; then
+				derror "$file exited with $_ret status"
+			fi
+		done
+	fi
+	return 0
 }
 
 do_kdump_post()
 {
-    if [ -d /etc/kdump/post.d ]; then
-        for file in /etc/kdump/post.d/*; do
-            "$file" "$1"
-            _ret=$?
-            if [ $_ret -ne 0 ]; then
-                derror "$file exited with $_ret status"
-            fi
-        done
-    fi
+	if [ -d /etc/kdump/post.d ]; then
+		for file in /etc/kdump/post.d/*; do
+			"$file" "$1"
+			_ret=$?
+			if [ $_ret -ne 0 ]; then
+				derror "$file exited with $_ret status"
+			fi
+		done
+	fi
 
-    if [ -n "$KDUMP_POST" ]; then
-        "$KDUMP_POST" "$1"
-        _ret=$?
-        if [ $_ret -ne 0 ]; then
-            derror "$KDUMP_POST exited with $_ret status"
-        fi
-    fi
+	if [ -n "$KDUMP_POST" ]; then
+		"$KDUMP_POST" "$1"
+		_ret=$?
+		if [ $_ret -ne 0 ]; then
+			derror "$KDUMP_POST exited with $_ret status"
+		fi
+	fi
 }
 
 # $1: block target, eg. /dev/sda
 dump_raw()
 {
-    [ -b "$1" ] || return 1
+	[ -b "$1" ] || return 1
 
-    dinfo "saving to raw disk $1"
+	dinfo "saving to raw disk $1"
 
-    if ! echo "$CORE_COLLECTOR" | grep -q makedumpfile; then
-        _src_size=$(stat --format %s /proc/vmcore)
-        _src_size_mb=$((_src_size / 1048576))
-        /kdumpscripts/monitor_dd_progress $_src_size_mb &
-    fi
+	if ! echo "$CORE_COLLECTOR" | grep -q makedumpfile; then
+		_src_size=$(stat --format %s /proc/vmcore)
+		_src_size_mb=$((_src_size / 1048576))
+		/kdumpscripts/monitor_dd_progress $_src_size_mb &
+	fi
 
-    dinfo "saving vmcore"
-    $CORE_COLLECTOR /proc/vmcore | dd of="$1" bs=$DD_BLKSIZE >> /tmp/dd_progress_file 2>&1 || return 1
-    sync
+	dinfo "saving vmcore"
+	$CORE_COLLECTOR /proc/vmcore | dd of="$1" bs=$DD_BLKSIZE >> /tmp/dd_progress_file 2>&1 || return 1
+	sync
 
-    dinfo "saving vmcore complete"
-    return 0
+	dinfo "saving vmcore complete"
+	return 0
 }
 
 # $1: ssh key file
 # $2: ssh address in <user>@<host> format
 dump_ssh()
 {
-    _ret=0
-    _ssh_opt="-i $1 -o BatchMode=yes -o StrictHostKeyChecking=yes"
-    _ssh_dir="$KDUMP_PATH/$HOST_IP-$DATEDIR"
-    if is_ipv6_address "$2"; then
-        _scp_address=${2%@*}@"[${2#*@}]"
-    else
-        _scp_address=$2
-    fi
+	_ret=0
+	_ssh_opt="-i $1 -o BatchMode=yes -o StrictHostKeyChecking=yes"
+	_ssh_dir="$KDUMP_PATH/$HOST_IP-$DATEDIR"
+	if is_ipv6_address "$2"; then
+		_scp_address=${2%@*}@"[${2#*@}]"
+	else
+		_scp_address=$2
+	fi
 
-    dinfo "saving to $2:$_ssh_dir"
+	dinfo "saving to $2:$_ssh_dir"
 
-    cat /var/lib/random-seed > /dev/urandom
-    ssh -q $_ssh_opt "$2" mkdir -p "$_ssh_dir" || return 1
+	cat /var/lib/random-seed > /dev/urandom
+	ssh -q $_ssh_opt "$2" mkdir -p "$_ssh_dir" || return 1
 
-    save_vmcore_dmesg_ssh "$DMESG_COLLECTOR" "$_ssh_dir" "$_ssh_opt" "$2"
-    dinfo "saving vmcore"
+	save_vmcore_dmesg_ssh "$DMESG_COLLECTOR" "$_ssh_dir" "$_ssh_opt" "$2"
+	dinfo "saving vmcore"
 
-    save_opalcore_ssh "$_ssh_dir" "$_ssh_opt" "$2" "$_scp_address"
+	save_opalcore_ssh "$_ssh_dir" "$_ssh_opt" "$2" "$_scp_address"
 
-    if [ "${CORE_COLLECTOR%%[[:blank:]]*}" = "scp" ]; then
-        scp -q $_ssh_opt /proc/vmcore "$_scp_address:$_ssh_dir/vmcore-incomplete"
-        _ret=$?
-        _vmcore="vmcore"
-    else
-        $CORE_COLLECTOR /proc/vmcore | ssh $_ssh_opt "$2" "umask 0077 && dd bs=512 of='$_ssh_dir/vmcore-incomplete'"
-        _ret=$?
-        _vmcore="vmcore.flat"
-    fi
+	if [ "${CORE_COLLECTOR%%[[:blank:]]*}" = "scp" ]; then
+		scp -q $_ssh_opt /proc/vmcore "$_scp_address:$_ssh_dir/vmcore-incomplete"
+		_ret=$?
+		_vmcore="vmcore"
+	else
+		$CORE_COLLECTOR /proc/vmcore | ssh $_ssh_opt "$2" "umask 0077 && dd bs=512 of='$_ssh_dir/vmcore-incomplete'"
+		_ret=$?
+		_vmcore="vmcore.flat"
+	fi
 
-    if [ $_ret -eq 0 ]; then
-        ssh $_ssh_opt "$2" "mv '$_ssh_dir/vmcore-incomplete' '$_ssh_dir/$_vmcore'"
-        _ret=$?
-        if [ $_ret -ne 0 ]; then
-            derror "moving vmcore failed, exitcode:$_ret"
-        else
-            dinfo "saving vmcore complete"
-        fi
-    else
-        derror "saving vmcore failed, exitcode:$_ret"
-    fi
+	if [ $_ret -eq 0 ]; then
+		ssh $_ssh_opt "$2" "mv '$_ssh_dir/vmcore-incomplete' '$_ssh_dir/$_vmcore'"
+		_ret=$?
+		if [ $_ret -ne 0 ]; then
+			derror "moving vmcore failed, exitcode:$_ret"
+		else
+			dinfo "saving vmcore complete"
+		fi
+	else
+		derror "saving vmcore failed, exitcode:$_ret"
+	fi
 
-    dinfo "saving the $KDUMP_LOG_FILE to $2:$_ssh_dir/"
-    save_log
-    if ! scp -q $_ssh_opt $KDUMP_LOG_FILE "$_scp_address:$_ssh_dir/"; then
-        derror "saving log file failed, _exitcode:$_ret"
-    fi
+	dinfo "saving the $KDUMP_LOG_FILE to $2:$_ssh_dir/"
+	save_log
+	if ! scp -q $_ssh_opt $KDUMP_LOG_FILE "$_scp_address:$_ssh_dir/"; then
+		derror "saving log file failed, _exitcode:$_ret"
+	fi
 
-    return $_ret
+	return $_ret
 }
 
 # $1: dump path
 # $2: ssh opts
 # $3: ssh address in <user>@<host> format
 # $4: scp address, similar with ssh address but IPv6 addresses are quoted
-save_opalcore_ssh() {
-    if [ ! -f $OPALCORE ]; then
-        # Check if we are on an old kernel that uses a different path
-        if [ -f /sys/firmware/opal/core ]; then
-            OPALCORE="/sys/firmware/opal/core"
-        else
-            return 0
-        fi
-    fi
+save_opalcore_ssh()
+{
+	if [ ! -f $OPALCORE ]; then
+		# Check if we are on an old kernel that uses a different path
+		if [ -f /sys/firmware/opal/core ]; then
+			OPALCORE="/sys/firmware/opal/core"
+		else
+			return 0
+		fi
+	fi
 
-    dinfo "saving opalcore:$OPALCORE to $3:$1"
+	dinfo "saving opalcore:$OPALCORE to $3:$1"
 
-    if ! scp $2 $OPALCORE "$4:$1/opalcore-incomplete"; then
-        derror "saving opalcore failed"
-        return 1
-    fi
+	if ! scp $2 $OPALCORE "$4:$1/opalcore-incomplete"; then
+		derror "saving opalcore failed"
+		return 1
+	fi
 
-    ssh $2 "$3" mv "$1/opalcore-incomplete" "$1/opalcore"
-    dinfo "saving opalcore complete"
-    return 0
+	ssh $2 "$3" mv "$1/opalcore-incomplete" "$1/opalcore"
+	dinfo "saving opalcore complete"
+	return 0
 }
 
 # $1: dmesg collector
 # $2: dump path
 # $3: ssh opts
 # $4: ssh address in <user>@<host> format
-save_vmcore_dmesg_ssh() {
-    dinfo "saving vmcore-dmesg.txt to $4:$2"
-    if $1 /proc/vmcore | ssh $3 "$4" "umask 0077 && dd of='$2/vmcore-dmesg-incomplete.txt'"; then
-        ssh -q $3 "$4" mv "$2/vmcore-dmesg-incomplete.txt" "$2/vmcore-dmesg.txt"
-        dinfo "saving vmcore-dmesg.txt complete"
-    else
-        derror "saving vmcore-dmesg.txt failed"
-    fi
+save_vmcore_dmesg_ssh()
+{
+	dinfo "saving vmcore-dmesg.txt to $4:$2"
+	if $1 /proc/vmcore | ssh $3 "$4" "umask 0077 && dd of='$2/vmcore-dmesg-incomplete.txt'"; then
+		ssh -q $3 "$4" mv "$2/vmcore-dmesg-incomplete.txt" "$2/vmcore-dmesg.txt"
+		dinfo "saving vmcore-dmesg.txt complete"
+	else
+		derror "saving vmcore-dmesg.txt failed"
+	fi
 }
 
 get_host_ip()
 {
-    if is_nfs_dump_target || is_ssh_dump_target
-    then
-        kdumpnic=$(getarg kdumpnic=)
-        if [ -z "$kdumpnic" ]; then
-            derror "failed to get kdumpnic!"
-            return 1
-        fi
-        if ! kdumphost=$(ip addr show dev "$kdumpnic" | grep '[ ]*inet'); then
-            derror "wrong kdumpnic: $kdumpnic"
-            return 1
-        fi
-        kdumphost=$(echo "$kdumphost" | head -n 1 | awk '{print $2}')
-        kdumphost="${kdumphost%%/*}"
-        if [ -z "$kdumphost" ]; then
-            derror "wrong kdumpnic: $kdumpnic"
-            return 1
-        fi
-        HOST_IP=$kdumphost
-    fi
-    return 0
+	if is_nfs_dump_target || is_ssh_dump_target; then
+		kdumpnic=$(getarg kdumpnic=)
+		if [ -z "$kdumpnic" ]; then
+			derror "failed to get kdumpnic!"
+			return 1
+		fi
+		if ! kdumphost=$(ip addr show dev "$kdumpnic" | grep '[ ]*inet'); then
+			derror "wrong kdumpnic: $kdumpnic"
+			return 1
+		fi
+		kdumphost=$(echo "$kdumphost" | head -n 1 | awk '{print $2}')
+		kdumphost="${kdumphost%%/*}"
+		if [ -z "$kdumphost" ]; then
+			derror "wrong kdumpnic: $kdumpnic"
+			return 1
+		fi
+		HOST_IP=$kdumphost
+	fi
+	return 0
 }
 
 read_kdump_confs()
 {
-    if [ ! -f "$KDUMP_CONFIG_FILE" ]; then
-        derror "$KDUMP_CONFIG_FILE not found"
-        return
-    fi
+	if [ ! -f "$KDUMP_CONFIG_FILE" ]; then
+		derror "$KDUMP_CONFIG_FILE not found"
+		return
+	fi
 
-    get_kdump_confs
+	get_kdump_confs
 
-    # rescan for add code for dump target
-    while read -r config_opt config_val;
-    do
-        # remove inline comments after the end of a directive.
-        case "$config_opt" in
-        dracut_args)
-            config_val=$(get_dracut_args_target "$config_val")
-            if [ -n "$config_val" ]; then
-                config_val=$(get_mntpoint_from_target "$config_val")
-                DUMP_INSTRUCTION="dump_fs $config_val"
-            fi
-            ;;
-        ext[234]|xfs|btrfs|minix|nfs)
-            config_val=$(get_mntpoint_from_target "$config_val")
-            DUMP_INSTRUCTION="dump_fs $config_val"
-            ;;
-        raw)
-            DUMP_INSTRUCTION="dump_raw $config_val"
-            ;;
-        ssh)
-            DUMP_INSTRUCTION="dump_ssh $SSH_KEY_LOCATION $config_val"
-            ;;
-        esac
-    done < "$KDUMP_CONF_PARSED"
+	# rescan for add code for dump target
+	while read -r config_opt config_val; do
+		# remove inline comments after the end of a directive.
+		case "$config_opt" in
+		dracut_args)
+			config_val=$(get_dracut_args_target "$config_val")
+			if [ -n "$config_val" ]; then
+				config_val=$(get_mntpoint_from_target "$config_val")
+				DUMP_INSTRUCTION="dump_fs $config_val"
+			fi
+			;;
+		ext[234] | xfs | btrfs | minix | nfs)
+			config_val=$(get_mntpoint_from_target "$config_val")
+			DUMP_INSTRUCTION="dump_fs $config_val"
+			;;
+		raw)
+			DUMP_INSTRUCTION="dump_raw $config_val"
+			;;
+		ssh)
+			DUMP_INSTRUCTION="dump_ssh $SSH_KEY_LOCATION $config_val"
+			;;
+		esac
+	done < "$KDUMP_CONF_PARSED"
 }
 
 fence_kdump_notify()
 {
-    if [ -n "$FENCE_KDUMP_NODES" ]; then
-        # shellcheck disable=SC2086
-        $FENCE_KDUMP_SEND $FENCE_KDUMP_ARGS $FENCE_KDUMP_NODES &
-    fi
+	if [ -n "$FENCE_KDUMP_NODES" ]; then
+		# shellcheck disable=SC2086
+		$FENCE_KDUMP_SEND $FENCE_KDUMP_ARGS $FENCE_KDUMP_NODES &
+	fi
 }
 
 if [ "$1" = "--error-handler" ]; then
-    get_kdump_confs
-    do_failure_action
-    do_final_action
+	get_kdump_confs
+	do_failure_action
+	do_final_action
 
-    exit $?
+	exit $?
 fi
 
 # continue here only if we have to save dump.
 if [ -f /etc/fadump.initramfs ] && [ ! -f /proc/device-tree/rtas/ibm,kernel-dump ] && [ ! -f /proc/device-tree/ibm,opal/dump/mpipl-boot ]; then
-    exit 0
+	exit 0
 fi
 
 read_kdump_confs
 fence_kdump_notify
 
 if ! get_host_ip; then
-    derror "get_host_ip exited with non-zero status!"
-    exit 1
+	derror "get_host_ip exited with non-zero status!"
+	exit 1
 fi
 
 if [ -z "$DUMP_INSTRUCTION" ]; then
-    DUMP_INSTRUCTION="dump_fs $NEWROOT"
+	DUMP_INSTRUCTION="dump_fs $NEWROOT"
 fi
 
 if ! do_kdump_pre; then
-    derror "kdump_pre script exited with non-zero status!"
-    do_final_action
-    # During systemd service to reboot the machine, stop this shell script running
-    exit 1
+	derror "kdump_pre script exited with non-zero status!"
+	do_final_action
+	# During systemd service to reboot the machine, stop this shell script running
+	exit 1
 fi
 make_trace_mem "kdump saving vmcore" '1:shortmem' '2+:mem' '3+:slab'
 do_dump
 DUMP_RETVAL=$?
 
 if ! do_kdump_post $DUMP_RETVAL; then
-    derror "kdump_post script exited with non-zero status!"
+	derror "kdump_post script exited with non-zero status!"
 fi
 
 if [ $DUMP_RETVAL -ne 0 ]; then
-    exit 1
+	exit 1
 fi
 
 do_final_action