From 37bc8f7856fc0c851980f01174ca936741511523 Mon Sep 17 00:00:00 2001
From: Rupesh Gujare <rupesh.gujare@atmel.com>
Date: Fri, 23 Aug 2013 18:33:32 +0100
Subject: [PATCH] staging: ozwpan: Fix error checking while transmitting frame.

Make sure that we return negative value if oz_build_frame()
returns NULL.

Signed-off-by: Rupesh Gujare <rupesh.gujare@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Reading git-format-patch failed