From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Tue, 11 Feb 2014 17:11:04 +0000 (+0000)
Subject: Fix uses of dma_max_pfn() when converting to a limiting address
X-Git-Tag: v3.14-rc4~31^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e83b366487b5582274374f8226e489cb214ae5a6;p=pandora-kernel.git

Fix uses of dma_max_pfn() when converting to a limiting address

We must use a 64-bit for this, otherwise overflowed bits get lost, and
that can result in a lower than intended value set.

Fixes: 8e0cb8a1f6ac ("ARM: 7797/1: mmc: Use dma_max_pfn(dev) helper for bounce_limit calculations")
Fixes: 7d35496dd982 ("ARM: 7796/1: scsi: Use dma_max_pfn(dev) helper for bounce_limit calculations")
Tested-Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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