commit ead05a460d3b219372f47be888ba6011c7fd3318
Author: Pavel Cahyna <pcahyna@redhat.com>
Date:   Tue Aug 22 12:32:04 2023 +0200

    Fix downstream only bug
    
    \$IsInArray -> IsInArray - it is a shell function, not a variable.

diff --git a/usr/share/rear/layout/prepare/GNU/Linux/110_include_lvm_code.sh b/usr/share/rear/layout/prepare/GNU/Linux/110_include_lvm_code.sh
index d34ab335..a65a9c8e 100644
--- a/usr/share/rear/layout/prepare/GNU/Linux/110_include_lvm_code.sh
+++ b/usr/share/rear/layout/prepare/GNU/Linux/110_include_lvm_code.sh
@@ -246,7 +246,7 @@ create_lvmvol() {
     local warnraidline
 
     if [ $is_thin -eq 0 ] ; then
-        ifline="if IsInArray $vg \"\${create_logical_volumes[@]}\" && ! \$IsInArray $vg \"\${create_thin_volumes_only[@]}\" ; then"
+        ifline="if IsInArray $vg \"\${create_logical_volumes[@]}\" && ! IsInArray $vg \"\${create_thin_volumes_only[@]}\" ; then"
     else
         ifline="if IsInArray $vg \"\${create_logical_volumes[@]}\" ; then"
     fi