From 70277f47b58b174a6b0b891dcd06ae5125afb73b Mon Sep 17 00:00:00 2001
From: Stanislaw Gruszka <sgruszka@redhat.com>
Date: Thu, 20 Dec 2012 14:31:51 +0100
Subject: [PATCH] iwlegacy: add flush callback

Dump implementation of flush, which just wait until all TX queues
become empty.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Reading git-format-patch failed