greybus: audio_codec: Free gccodec on codec probe failure

We aren't freeing the codec, that we allocated before failing to probe
the connection. Free it.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/audio_codec.c

@@ -713,6 +713,7 @@ static int gbaudio_codec_probe(struct gb_connection *connection)
 	kfree(topology);
 base_error:
 	gbcodec->mgmt_connection = NULL;
+	gbaudio_free_codec(dev, gbcodec);
 	return ret;
 }