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-rw-r--r--arch/i386/kernel/srat.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/i386/kernel/srat.c b/arch/i386/kernel/srat.c
index 516bf56..8de658d 100644
--- a/arch/i386/kernel/srat.c
+++ b/arch/i386/kernel/srat.c
@@ -327,7 +327,12 @@ int __init get_memcfg_from_srat(void)
int tables = 0;
int i = 0;
- acpi_find_root_pointer(ACPI_PHYSICAL_ADDRESSING, rsdp_address);
+ if (ACPI_FAILURE(acpi_find_root_pointer(ACPI_PHYSICAL_ADDRESSING,
+ rsdp_address))) {
+ printk("%s: System description tables not found\n",
+ __FUNCTION__);
+ goto out_err;
+ }
if (rsdp_address->pointer_type == ACPI_PHYSICAL_POINTER) {
printk("%s: assigning address to rsdp\n", __FUNCTION__);
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