Index: openacs-4/packages/file-storage/tcl/file-storage-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/file-storage/tcl/file-storage-procs.tcl,v
diff -u -N -r1.90.2.3 -r1.90.2.4
--- openacs-4/packages/file-storage/tcl/file-storage-procs.tcl	15 Apr 2019 13:24:59 -0000	1.90.2.3
+++ openacs-4/packages/file-storage/tcl/file-storage-procs.tcl	23 Jun 2019 16:51:26 -0000	1.90.2.4
@@ -1713,7 +1713,9 @@
                       [lindex [ns_driver names] 0]}]
     set section [ns_driversection -driver $driver]
     set max_bytes_conf [ns_config $section maxinput]
-
+    if {[regexp {^([0-9.]+)(MB|KB)} $max_bytes_conf . number unit]} {
+        set max_bytes_conf [expr {int($number * ($unit eq "BB" ? 1024 : 1024*1024))}]
+    }
     return [expr {min($max_bytes_param,$max_bytes_conf)}]
 }