root_image: remove cp image from sync command

This can add around a minute of run time for very little
benefit. If the image gets corrupted, it can easily be
regenerated.

Signed-off-by: Timothy Day <timday@amazon.com>

1 files changed, 2 insertions, 4 deletions

diff --git a/root_image b/root_image
index 1366af9..687560d 100755
--- a/root_image
+++ b/root_image
@@ -309,16 +309,14 @@ cmd_sync()
     MNT="$(mktemp --tmpdir -d $(basename "$0")-XXXXXXXXXX)"
     trap 'umount_image' EXIT
 
-    cp "$ktest_image" "$ktest_image".new
-    mount "$ktest_image".new "$MNT"
+    mount "$ktest_image" "$MNT"
 
     rm -rf "$MNT/workspace/$source_dir"
     mkdir -p "$MNT/workspace/$source_dir"
     rsync --archive -r "$source" "$MNT/workspace/$source_dir"
 
     umount_image
-    trim_image "$ktest_image".new
-    mv "$ktest_image".new "$ktest_image"
+    trim_image "$ktest_image"
 }
 
 cmd_create()