From: Ben Greear <greearb@candelatech.com>
Date: Tue, 7 Dec 2010 05:13:49 +0000 (-0800)
Subject: ath9k: Check for NULL sta in ath_tx_start
X-Git-Tag: v2.6.38-rc1~476^2~169^2^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a9927ba3c5f3c5f6b0e8fa7557452335edeaf5fa;p=pandora-kernel.git

ath9k: Check for NULL sta in ath_tx_start

It can be NULL according to docs, and logging showed it
to be NULL in practice.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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