From 919123d246adf3e69320900842015368c2384d0f Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 18 Sep 2013 15:23:41 +0200
Subject: [PATCH] ath9k: add txq locking for ath_tx_aggr_start

Prevents race conditions when un-aggregated frames are pending in the
driver.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Reading git-format-patch failed