quote vars in test -n

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

Author: Nowa-Ammerlaan

hooks/50-dracut.install

@@ -31,7 +31,7 @@ main() {
 	# re-define for subst to work
 	[[ -n ${NOCOLOR+yes} ]] && NOCOLOR=
 
-	if [[ -n ${INSTALLKERNEL_INITRD_GENERATOR} &&
+	if [[ -n "${INSTALLKERNEL_INITRD_GENERATOR}" &&
 		${INSTALLKERNEL_INITRD_GENERATOR} != dracut ]]; then
 			# We are not selected as the initrd generator
 			exit 0

hooks/60-ukify.install

@@ -37,13 +37,13 @@ main() {
 	# re-define for subst to work
 	[[ -n ${NOCOLOR+yes} ]] && NOCOLOR=
 
-	if [[ -n ${INSTALLKERNEL_UKI_GENERATOR} &&
+	if [[ -n "${INSTALLKERNEL_UKI_GENERATOR}" &&
 		${INSTALLKERNEL_UKI_GENERATOR} != ukify ]]; then
 			# We are not selected as the uki generator
 			exit 0
 	fi
 
-	if [[ -n ${INSTALLKERNEL_LAYOUT} && ${INSTALLKERNEL_LAYOUT} != uki ]]; then
+	if [[ -n "${INSTALLKERNEL_LAYOUT}" && ${INSTALLKERNEL_LAYOUT} != uki ]]; then
 		exit 0
 	fi
 

hooks/systemd/95-efistub-kernel-bootcfg.install

@@ -27,7 +27,7 @@ if [[ ${KERNEL_INSTALL_LAYOUT} == "uki" ]]; then
 		fi
 
 		PARTLABEL="$(df ${UKI} --output=source | tail -1 | xargs -r lsblk --output=PARTLABEL --noheadings)"
-		if [[ -n ${PARTLABEL} ]]; then
+		if [[ -n "${PARTLABEL}" ]]; then
 			TITLE="${KERNEL_VERSION} (UKI) on ${PARTLABEL}"
 		else
 			TITLE="${KERNEL_VERSION} (UKI)"
@@ -74,12 +74,12 @@ elif [[ ${KERNEL_INSTALL_LAYOUT} == "efistub"  ]]; then
 			BOOT_OPTIONS="${BOOT_OPTIONS} initrd=${INITRD_EFI_PATH_DOS}"
 		fi
 
-		if [[ -n ${BOOT_OPTIONS} ]]; then
+		if [[ -n "${BOOT_OPTIONS}" ]]; then
 			KERNEL_BOOTCFG_ARGS+=( --cmdline "${BOOT_OPTIONS}" )
 		fi
 
 		PARTLABEL="$(df ${KERNEL_IMAGE} --output=source | tail -1 | xargs -r lsblk --output=PARTLABEL --noheadings)"
-		if [[ -n ${PARTLABEL} ]]; then
+		if [[ -n "${PARTLABEL}" ]]; then
 			TITLE="${KERNEL_VERSION} (plain) on ${PARTLABEL}"
 		else
 			TITLE="${KERNEL_VERSION} (plain)"