It was iterating over the variable character-by-character rather than
word-by-word.
(From OE-Core rev: 207f2cc0b0fc53b22e1dedfa26905ab143fb0de6)
Signed-off-by: Christopher Larson <chris_larson@mentor.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>