diff --git a/kernel/trunk/core/exports.inc b/kernel/trunk/core/exports.inc
index d50e349e0c..f0a77f3e51 100644
--- a/kernel/trunk/core/exports.inc
+++ b/kernel/trunk/core/exports.inc
@@ -123,8 +123,9 @@ __exports:
           usb_get_param,         'USBGetParam',        \
           usb_hc_func,           'USBHCFunc',          \
 \
-          file_system_lfn_protected, 'FS_Service',     \      ; The intrakernel function of working with the file system is exported.
-\                                                             ; Duplicates system call 70.
+\         ; The intrakernel function of working with the file system.
+\         ; Duplicates system call 70.
+          file_system_lfn_protected_registers, 'FS_Service', \
 \
           net_add_device,        'NetRegDev',          \
           net_remove_device,     'NetUnRegDev',        \
diff --git a/kernel/trunk/fs/fs_lfn.inc b/kernel/trunk/fs/fs_lfn.inc
index 298939f6e9..75b2eacdcd 100644
--- a/kernel/trunk/fs/fs_lfn.inc
+++ b/kernel/trunk/fs/fs_lfn.inc
@@ -119,6 +119,14 @@ image_of_ebx EQU esp+20
 
 ; System function 70
 
+; file_system_lfn_protected returns values not in registers, but in their images
+; on stack. Make a short wrapper to actually return values in registers.
+file_system_lfn_protected_registers:
+        pushad
+        call    file_system_lfn_protected
+        popad
+        ret
+
 file_system_lfn_protected:
         pushad
         call    protect_from_terminate