From 755051993bfcdf07acd84a7ffd08d463b85bfd69 Mon Sep 17 00:00:00 2001
From: Nick Kossifidis <mickflemm@gmail.com>
Date: Sun, 5 Aug 2012 22:35:34 +0300
Subject: [PATCH] ath5k: Fix range scaling when setting rate power table

rates[i] is unsigned but txp_offset can be negative for newer parts
with PDADC table. We cover the case when rates[i] + txp_offset > 63
but we must also cover the case when its < 0 or else rates[i] will overflow.

Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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