fix kernel-install hook

Signed-off-by: Zen <[email protected]>

Author: desultory

hooks/kernel-install/52-ugrd.install

@@ -10,6 +10,6 @@ KERNEL_VERSION="${2:?}"
 [[ ${KERNEL_INSTALL_INITRD_GENERATOR} == "ugrd" ]] || exit 0
 
 # only run when the COMMAND is add, and fewer than 5 arguments are passed
-[[ "$COMMAND" != "add" || "$#" -gt 4 ]] || exit 0
+[[ "$COMMAND" == "add" || "$#" -lt 5 ]] || exit 0
 
 ugrd "$([[ $KERNEL_INSTALL_VERBOSE == 1 ]] && echo --debug)" --no-rotate --kver "$KERNEL_VERSION" "$KERNEL_INSTALL_STAGING_AREA/initrd" || exit 1