From: Pavel Roskin <proski@gnu.org>
Date: Wed, 16 Sep 2009 02:24:30 +0000 (-0400)
Subject: rc80211_minstrel: fix contention window calculation
X-Git-Tag: v2.6.32-rc1~657^2~17^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8c6c03fe230c448e5795464a9d73efb796acf3d6;p=pandora-kernel.git

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>
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