From 3bf3f8b19d2bfccc40f13c456bf339fd8f535ebc Mon Sep 17 00:00:00 2001
From: "Luck, Tony" <tony.luck@intel.com>
Date: Fri, 21 Oct 2011 14:42:55 -0700
Subject: ACPI atomicio: Convert width in bits to bytes in
 __acpi_ioremap_fast()

Callers to __acpi_ioremap_fast() pass the bit_width that they found in the
acpi_generic_address structure. Convert from bits to bytes when passing to
__acpi_find_iomap() - as it wants to see bytes, not bits.

cc: stable@kernel.org
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/atomicio.c b/drivers/acpi/atomicio.c
index 7489b89c3..f151afe 100644
--- a/drivers/acpi/atomicio.c
+++ b/drivers/acpi/atomicio.c
@@ -76,7 +76,7 @@ static void __iomem *__acpi_ioremap_fast(phys_addr_t paddr,
 {
 	struct acpi_iomap *map;
 
-	map = __acpi_find_iomap(paddr, size);
+	map = __acpi_find_iomap(paddr, size/8);
 	if (map)
 		return map->vaddr + (paddr - map->paddr);
 	else
-- 
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