diff mbox

[1/4,Patch-next] ACPI, APEI, ERST Fix the wrong checking of Serialization Header's length

Message ID 4C6ED6CD.4010002@kernel.org (mailing list archive)
State New, archived
Headers show

Commit Message

Yinghai Lu Aug. 20, 2010, 7:26 p.m. UTC 
None
diff mbox

Patch

Index: linux-2.6/drivers/acpi/apei/einj.c
===================================================================
--- linux-2.6.orig/drivers/acpi/apei/einj.c
+++ linux-2.6/drivers/acpi/apei/einj.c
@@ -426,7 +426,8 @@  DEFINE_SIMPLE_ATTRIBUTE(error_inject_fop
 
 static int einj_check_table(struct acpi_table_einj *einj_tab)
 {
-	if (einj_tab->header_length != sizeof(struct acpi_table_einj))
+	if (einj_tab->header_length !=
+	    (sizeof(struct acpi_table_einj) - sizeof(einj_tab->header)))
 		return -EINVAL;
 	if (einj_tab->header.length < sizeof(struct acpi_table_einj))
 		return -EINVAL;
Index: linux-2.6/drivers/acpi/apei/erst.c
===================================================================
--- linux-2.6.orig/drivers/acpi/apei/erst.c
+++ linux-2.6/drivers/acpi/apei/erst.c
@@ -750,7 +750,8 @@  __setup("erst_disable", setup_erst_disab
 
 static int erst_check_table(struct acpi_table_erst *erst_tab)
 {
-	if (erst_tab->header_length != sizeof(struct acpi_table_erst))
+	if (erst_tab->header_length !=
+	    (sizeof(struct acpi_table_erst) - sizeof(erst_tab->header)))
 		return -EINVAL;
 	if (erst_tab->header.length < sizeof(struct acpi_table_erst))
 		return -EINVAL;