Commit 
04b38d601239b4 ("vfs: pull btrfs clone API to vfs layer")
added a duplicated line (in cifsfs.c) which causes a sparse compile
warning.
Signed-off-by: Steve French <steve.french@primarydata.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
 
        .llseek = cifs_llseek,
        .unlocked_ioctl = cifs_ioctl,
        .clone_file_range = cifs_clone_file_range,
-       .clone_file_range = cifs_clone_file_range,
        .setlease = cifs_setlease,
        .fallocate = cifs_fallocate,
 };