From 3f60c1956f3392760d3c969f19f41d4aa653f726 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Bj=C3=B8rn=20Mork?= <bjorn@mork.no>
Date: Mon, 16 Jan 2012 12:41:47 +0100
Subject: [PATCH] USB: cdc-wdm: updating desc->length must be protected by
 spin_lock
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commit c428b70c1e115c5649707a602742e34130d19428 upstream.

wdm_in_callback() will also touch this field, so we cannot change it without locking

Signed-off-by: Bjørn Mork <bjorn@mork.no>
Acked-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
Reading git-format-patch failed