Hi Duramax,
No, it's not wrong. Empty HTML tags, the ones that do no not need an ending/closing tag, such as input, img, and meta should always end with /> to make an xhtml well-formed doc.
http://www.w3schools.com/tags/tag_meta.asp
http://www.javascriptkit.com/howto/xhtml_intro.shtml
Hope this helps.
Doms