Commit 0bc252f4 authored May 22, 2009 by Joerg Roedel

amd-iommu: make sure only ivmd entries are parsed



The bug never triggered. But it should be fixed to protect against
broken ACPI tables in the future.

[ Impact: protect against broken ivrs acpi table ]

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

parent 7455aab1

arch/x86/kernel/amd_iommu_init.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -906,6 +906,8 @@ static int __init init_unity_map_range(struct ivmd_header *m)

		switch (m->type) {
		default:
		kfree(e);
		return 0;
		case ACPI_IVMD_TYPE:
		e->devid_start = e->devid_end = m->devid;
		break;