diff options
Diffstat (limited to 'sys/dev/acpi/dsdt.c')
| -rw-r--r-- | sys/dev/acpi/dsdt.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/sys/dev/acpi/dsdt.c b/sys/dev/acpi/dsdt.c index 9e8c5558910..178d145a661 100644 --- a/sys/dev/acpi/dsdt.c +++ b/sys/dev/acpi/dsdt.c @@ -1,4 +1,4 @@ -/* $OpenBSD: dsdt.c,v 1.162 2010/06/30 19:23:09 jordan Exp $ */ +/* $OpenBSD: dsdt.c,v 1.163 2010/07/01 01:39:39 jordan Exp $ */ /* * Copyright (c) 2005 Jordan Hargrave <jordan@openbsd.org> * @@ -1628,14 +1628,16 @@ aml_mapresource(union acpi_resource *crs) } int -aml_parse_resource(int length, uint8_t *buffer, +aml_parse_resource(struct aml_value *res, int (*crs_enum)(union acpi_resource *, void *), void *arg) { int off, rlen; union acpi_resource *crs; - for (off = 0; off < length; off += rlen) { - crs = (union acpi_resource *)(buffer+off); + if (res->type != AML_OBJTYPE_BUFFER || res->length < 5) + return (-1); + for (off = 0; off < res->length; off += rlen) { + crs = (union acpi_resource *)(res->v_buffer+off); rlen = AML_CRSLEN(crs); if (crs->hdr.typecode == 0x79 || rlen <= 3) @@ -2188,8 +2190,8 @@ aml_xconcatres(struct aml_value *a1, struct aml_value *a2) aml_die("concatres: not buffers\n"); /* Walk a1, a2, get length minus end tags, concatenate buffers, add end tag */ - aml_parse_resource(a1->length, a1->v_buffer, aml_ccrlen, &l1); - aml_parse_resource(a2->length, a2->v_buffer, aml_ccrlen, &l2); + aml_parse_resource(a1, aml_ccrlen, &l1); + aml_parse_resource(a2, aml_ccrlen, &l2); /* Concatenate buffers, add end tag */ c = aml_allocvalue(AML_OBJTYPE_BUFFER, l1+l2+l3, NULL); |