From 701ef3205eb33bce4ba97b96f6f04a5ae29cd7b8 Mon Sep 17 00:00:00 2001
From: Xi Wang <xi.wang@gmail.com>
Date: Tue, 13 Nov 2012 17:12:12 -0500
Subject: [PATCH] ALSA: core: fix NULL checking in snd_pcm_plug_slave_size()

The dereference snd_pcm_plug_stream(plug) should come after the NULL
check snd_BUG_ON(!plug).

Signed-off-by: Xi Wang <xi.wang@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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