If the filesystem type of the rootfs cannot be automatically detected, we try to...

diff --git a/scripts/live b/scripts/live
index 0363daf..ec5f6e8 100755 (executable)
--- a/scripts/live
+++ b/scripts/live
@@ -1040,6 +1040,12 @@ setup_unionfs ()
                                panic "Unknown file system type on ${backdev} (${image})"
                        fi
 
+                       if [ -z "${fstype}" ]
+                       then
+                               fstype="${imagename##*.}"
+                               log_warning_msg "Unknown file system type on ${backdev} (${image}), assuming ${fstype}."
+                       fi
+
                        mkdir -p "${croot}/${imagename}"
                        log_begin_msg "Mounting \"${image}\" on \"${croot}${imagename}\" via \"${backdev}\""
                        mount -n -t "${fstype}" -o ro,noatime "${backdev}" "${croot}/${imagename}" || panic "Can not mount ${backdev} (${image}) on ${croot}/${imagename}" && rofsstring="${croot}/${imagename}=${roopt}:${rofsstring}" && rofslist="${croot}/${imagename} ${rofslist}"