make shellcheck happy again

Signed-off-by: Andrew Ammerlaan <[email protected]>

hooks/99-check-diskspace.install

@@ -57,22 +57,22 @@ main() {
 	fi
 
 	einfo "Checking available disk space on ${install_dir}..."
-
-	local space_kbi=$(df -Pk "${install_dir}" 2>/dev/null | awk 'FNR == 2 {print $4}')
+	local space_kbi
+	space_kbi=$(df -Pk "${install_dir}" 2>/dev/null | awk 'FNR == 2 {print $4}')
 
 	if [[ ${?} == 0 && -n ${space_kbi} ]]; then
 		# Add the typical size of a refind icon(8), bls entry(4) file, typical
 		# config (272) and System.map(9852)
 		local required=10200
 		if [[ ${INSTALLKERNEL_LAYOUT} == "uki" ]]; then
 			if [[ -f ${uki} ]]; then
-				required=$((${required} + $(du -kx "${uki}" | awk 'FNR == 1 {print $1}')))
+				required=$((required + $(du -kx "${uki}" | awk 'FNR == 1 {print $1}')))
 			fi
 		else
-			required=$((${required} + $(du -kx "${img}" | awk 'FNR == 1 {print $1}')))
+			required=$((required + $(du -kx "${img}" | awk 'FNR == 1 {print $1}')))
 			INITRD=${INSTALLKERNEL_STAGING_AREA}/initrd
 			if [[ -f ${initrd} ]]; then
-				required=$((${required} + $(du -kx "${initrd}" | awk 'FNR == 1 {print $1}')))
+				required=$((required + $(du -kx "${initrd}" | awk 'FNR == 1 {print $1}')))
 			fi
 		fi
 		if [[ ${space_kbi} -lt ${required} ]]; then

hooks/systemd/85-check-diskspace.install

@@ -30,18 +30,18 @@ if [[ ${?} == 0 && -n ${space_kbi} ]]; then
 	if [[ ${KERNEL_INSTALL_LAYOUT} == "uki" ]]; then
 		UKI=${KERNEL_INSTALL_STAGING_AREA}/uki.efi
 		if [[ -f ${UKI} ]]; then
-			required=$((${required} + $(du -kx "${UKI}" | awk 'FNR == 1 {print $1}')))
+			required=$((required + $(du -kx "${UKI}" | awk 'FNR == 1 {print $1}')))
 		fi
 	else
-		required=$((${required} + $(du -kx "${KERNEL_IMAGE}" | awk 'FNR == 1 {print $1}')))
+		required=$((required + $(du -kx "${KERNEL_IMAGE}" | awk 'FNR == 1 {print $1}')))
 		INITRD=${KERNEL_INSTALL_STAGING_AREA}/initrd
 		if [[ -f ${INITRD} ]]; then
-			required=$((${required} + $(du -kx "${INITRD}" | awk 'FNR == 1 {print $1}')))
+			required=$((required + $(du -kx "${INITRD}" | awk 'FNR == 1 {print $1}')))
 		fi
 		for CPU in intel amd; do
 			UCODE=${KERNEL_INSTALL_STAGING_AREA}/microcode-${CPU}
 			if [[ -f ${UCODE} ]]; then
-				required=$((${required} + $(du -kx "${UCODE}" | awk 'FNR == 1 {print $1}')))
+				required=$((required + $(du -kx "${UCODE}" | awk 'FNR == 1 {print $1}')))
 			fi
 		done
 	fi