From e6d006938c9bda7ffd22af9d3e1257fd75941fb7 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Thu, 13 Aug 2015 00:08:01 +0300
Subject: [PATCH] cosa: missing error code on failure in probe()

If register_hdlc_device() fails, the current code returns 0 but we
should return an error code instead.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Reading git-format-patch failed