From: Tomas Winkler <tomas.winkler@intel.com>
Date: Tue, 10 Feb 2015 08:39:37 +0000 (+0200)
Subject: mei: iamthif: fix device reset on mei_amthif_irq_read_msg
X-Git-Tag: omap-for-v4.2/o2_dc~63^2~91
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=db4756fd2f16efae8469dd1e37710919a0af9370;p=pandora-kernel.git

mei: iamthif: fix device reset on mei_amthif_irq_read_msg

On failure mei_amthif_irq_read_msg returns an error
that will cause device reset but the issue is software one
so instead we should propagate error to caller and just
clean the read queues.
As a side effect also removes useless BUG_ONs

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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