cramfs fix for mmap test: prepared lower file before mounting ro union

diff --git a/t-mmap.sh b/t-mmap.sh
index 93f8a2865119cd530d614703d4a0ab46de671488..4d4af5027dc817dc424e1bd7e721bb8abd2bc5ed 100755 (executable)
--- a/t-mmap.sh
+++ b/t-mmap.sh
@@ -45,9 +45,9 @@ FILES
 # read-only mmap test
 function test_ro {
     ( files ) | create_hierarchy
-    mount_union "" $LOWER_DIR0 $LOWER_DIR1=ro
     dd if=/dev/zero of=$LOWER_DIR0/a bs=4096 count=4 2>/dev/null
     dd if=/dev/zero of=$LOWER_DIR1/b bs=4096 count=4 2>/dev/null
+    mount_union "" $LOWER_DIR0 $LOWER_DIR1=ro
     ./progs/mapper -r $MOUNTPOINT/a > /dev/null || exit $?
     ./progs/mapper -r $MOUNTPOINT/b > /dev/null || exit $?
     unmount_union