From 8a3b7c086a509d90c312ebab6d8e5a9bf48c6cf5 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Tue, 20 Jan 2015 08:42:42 +0100
Subject: [PATCH] ALSA: line6: Remove superfluous NULL checks in each driver

The interface and driver objects are always set when callbacks are
called.  Drop such superfluous NULL checks in init and disconnect
calls of each driver.

Tested-by: Chris Rorvick <chris@rorvick.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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