tree c77fc25740fa2c4061911b9551b3031f51c2c13e
parent 71702bc13efd3238e02197780d6e62c51c196a9d
author Pavel Roskin <proski@gnu.org> 1253067870 -0400
committer John W. Linville <linville@tuxdriver.com> 1253720142 -0400

rc80211_minstrel: fix contention window calculation

The contention window is supposed to be a power of two minus one, i.e.
15, 31, 63, 127...  minstrel_rate_init() forgets to subtract 1, so the
sequence becomes 15, 32, 66, 134...

Bug reported by Dan Halperin <dhalperi@cs.washington.edu>

Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>