From: Alessio Igor Bogani <abogani@texware.it>
Date: Sat, 13 Mar 2010 17:35:14 +0000 (+0100)
Subject: USB: ftdi_sio: Fix locking for change_speed() function
X-Git-Tag: v2.6.34-rc2~8^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9c67d28e4e7683b4f667fa4c7b6f9aee92b44b5c;p=pandora-kernel.git

USB: ftdi_sio: Fix locking for change_speed() function

The change_speed() function should be serialized against multiple calls.
Use the cfg_lock mutex to do this.

Signed-off-by: Alessio Igor Bogani <abogani@texware.it>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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