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ACPI, APEI, Fix ERST header length check 

This fixes a trivial copy & paste error in ERST header length check.
It's just for future safety because sizeof(struct acpi_table_einj)
equals to sizeof(struct acpi_table_erst) with current ACPI5.0
specification. It applies to v3.3-rc6.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Acked-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Jiang Liu 2012-03-07 22:15:06 +08:00 committed by Len Brown
parent c16fa4f2ad
commit 7ed28f2ed4
1 changed files with 1 additions and 1 deletions
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2
drivers/acpi/apei/erst.c
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@ -917,7 +917,7 @@ static int erst_check_table(struct acpi_table_erst *erst_tab)
{ {
if ((erst_tab->header_length != if ((erst_tab->header_length !=
(sizeof(struct acpi_table_erst) - sizeof(erst_tab->header))) (sizeof(struct acpi_table_erst) - sizeof(erst_tab->header)))
&& (erst_tab->header_length != sizeof(struct acpi_table_einj))) && (erst_tab->header_length != sizeof(struct acpi_table_erst)))
return -EINVAL; return -EINVAL;
if (erst_tab->header.length < sizeof(struct acpi_table_erst)) if (erst_tab->header.length < sizeof(struct acpi_table_erst))
return -EINVAL; return -EINVAL;