Patch Upstream: ACPI: Fix wrong parameter passed to memblock_reserve

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commit: a6432ded299726f123b93d0132fead200551535c
From: Wang YanQing <udknight@xxxxxxxxx>
Date: Tue, 23 Apr 2013 01:19:19 +0200
Subject: ACPI: Fix wrong parameter passed to memblock_reserve

Commit 53aac44 (ACPI: Store valid ACPI tables passed via early initrd
in reserved memblock areas) introduced acpi_initrd_override() that
passes a wrong value as the second argument to memblock_reserve().

Namely, the second argument of memblock_reserve() is the size of the
region, not the address of the top of it, so make
acpi_initrd_override() pass the size in there as appropriate.

[rjw: Changelog]
Signed-off-by: Wang YanQing <udknight@xxxxxxxxx>
Acked-by: Yinghai Lu <yinghai@xxxxxxxxxx>
Cc: 3.8+ <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
---
 drivers/acpi/osl.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 4d31748..e721863 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -641,7 +641,7 @@ void __init acpi_initrd_override(void *data, size_t size)
 	 * Both memblock_reserve and e820_add_region (via arch_reserve_mem_area)
 	 * works fine.
 	 */
-	memblock_reserve(acpi_tables_addr, acpi_tables_addr + all_tables_size);
+	memblock_reserve(acpi_tables_addr, all_tables_size);
 	arch_reserve_mem_area(acpi_tables_addr, all_tables_size);
 
 	p = early_ioremap(acpi_tables_addr, all_tables_size);
-- 
1.7.10.4
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