From 4e184f8fc06411f35fdcf4b9bc6187c857bf7214 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Wed, 30 Jul 2008 15:13:33 +0200
Subject: [PATCH] ALSA: Fix allocation size calculation in
 snd_dma_alloc_pages_fallback()

snd_dma_alloc_pages_fallback() always tries to reduce the size in a half,
but it's not good when the given size isn't a power-of-two.
Check it first then try to align.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
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