From: Bjørn Mork <bjorn@mork.no>
Date: Mon, 16 Jan 2012 14:11:57 +0000 (+0100)
Subject: USB: cdc-wdm: call wake_up_all to allow driver to shutdown on device removal
X-Git-Tag: v3.3-rc2~5^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=62aaf24dc125d7c55c93e313d15611f152b030c7;p=pandora-kernel.git

USB: cdc-wdm: call wake_up_all to allow driver to shutdown on device removal

wdm_disconnect() waits for the mutex held by wdm_read() before
calling wake_up_all().  This causes a deadlock, preventing device removal
to complete.  Do the wake_up_all() before we start waiting for the locks.

Signed-off-by: Bjørn Mork <bjorn@mork.no>
Cc: Oliver Neukum <oliver@neukum.org>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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