carl9170: fix typo in PS code

This patch fixes a off-by-one bug which bugged
the driver's PS-POLL capability.

Cc: <stable@kernel.org>
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Christian Lamparter 2011-02-03 22:22:55 +01:00 • committed by John W. Linville
commit 5820de5303