From: Jiri Slaby <jslaby@suse.cz>
Date: Thu, 4 Apr 2013 20:41:01 +0000 (+0200)
Subject: USB: io_ti, stop dereferencing potential NULL
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~135^2~62
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ae3759c2573031f1306496c6f9f32f20e86f03aa;p=pandora-kernel.git

USB: io_ti, stop dereferencing potential NULL

tty_port_tty_get might return a tty which is NULL. But it is
dereferenced unconditionally in edge_send. Stop dereferencing that by
sending usb_serial_port pointer around.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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