linux-kernel - [RFC 3/5] iomap: Don't ignore offset

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Date:	Tue, 15 Nov 2011 01:43:15 +0200
From:	Sasha Levin <levinsasha928@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	mst@...hat.com, rusty@...tcorp.com.au,
	virtualization@...ts.linux-foundation.org, kvm@...r.kernel.org,
	penberg@...nel.org, mingo@...e.hu,
	Sasha Levin <levinsasha928@...il.com>
Subject: [RFC 3/5] iomap: Don't ignore offset

Offset was ignored for start calulcations, making all mappings start at
offset 0 always.

Signed-off-by: Sasha Levin <levinsasha928@...il.com>
---
 lib/iomap.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/lib/iomap.c b/lib/iomap.c
index f28720e..93ae915 100644
--- a/lib/iomap.c
+++ b/lib/iomap.c
@@ -272,6 +272,7 @@ void __iomem *pci_iomap_range(struct pci_dev *dev, int bar,
 	if (len <= offset || !start)
 		return NULL;
         len -= offset;
+	start += offset;
         if (len < minlen)
 		return NULL;
 	if (maxlen && len > maxlen)
-- 
1.7.8.rc1

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