commit 7e860a6e upstream.

Check the special CDC headers for a plausible minimum length.
Another big operating systems ignores such garbage.
Signed-off-by: Oliver Neukum <oneukum@suse.de>
Reviewed-by: Adam Lee <adam8157@gmail.com>
Tested-by: Adam Lee <adam8157@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>