From: Axel Lin <axel.lin@gmail.com>
Date: Sat, 3 Sep 2011 05:41:47 +0000 (+0800)
Subject: ASoC: sn95031: Fix the logic to find free channel
X-Git-Tag: v3.3-rc1~14^2~764
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7b4615ba8108649ed30804450eb054925e347ad3;p=pandora-kernel.git

ASoC: sn95031: Fix the logic to find free channel

In the case of no free channel available,
current implementation returns 0 instead of negative errno.

This patch fixes the logic to return -EINVAL if no free channel available.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Vinod Koul <vinod.koul@linux.intel.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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