From: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Date: Fri, 13 Mar 2009 20:16:13 +0000 (+0100)
Subject: ide: save the returned value of dma_map_sg
X-Git-Tag: v2.6.29~47^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5d82720a7f41f0c877e026c7d17e3bf20ccdbae0;p=pandora-kernel.git

ide: save the returned value of dma_map_sg

dma_map_sg could return a value different to 'nents' argument of
dma_map_sg so the ide stack needs to save it for the later usage
(e.g. for_each_sg).

The ide stack also needs to save the original sg_nents value for
pci_unmap_sg.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
[bart: backport to Linus' tree]
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---

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