Module Name: src Committed By: jruoho Date: Wed Aug 11 13:03:00 UTC 2010
Modified Files: src/sys/dev/acpi: acpi_cpu_pstate.c Log Message: Add a small additional check for the validity of the GAS register. To generate a diff of this commit: cvs rdiff -u -r1.9 -r1.10 src/sys/dev/acpi/acpi_cpu_pstate.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/dev/acpi/acpi_cpu_pstate.c diff -u src/sys/dev/acpi/acpi_cpu_pstate.c:1.9 src/sys/dev/acpi/acpi_cpu_pstate.c:1.10 --- src/sys/dev/acpi/acpi_cpu_pstate.c:1.9 Wed Aug 11 11:48:21 2010 +++ src/sys/dev/acpi/acpi_cpu_pstate.c Wed Aug 11 13:02:59 2010 @@ -1,4 +1,4 @@ -/* $NetBSD: acpi_cpu_pstate.c,v 1.9 2010/08/11 11:48:21 jruoho Exp $ */ +/* $NetBSD: acpi_cpu_pstate.c,v 1.10 2010/08/11 13:02:59 jruoho Exp $ */ /*- * Copyright (c) 2010 Jukka Ruohonen <jruoho...@iki.fi> @@ -27,7 +27,7 @@ * SUCH DAMAGE. */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: acpi_cpu_pstate.c,v 1.9 2010/08/11 11:48:21 jruoho Exp $"); +__KERNEL_RCSID(0, "$NetBSD: acpi_cpu_pstate.c,v 1.10 2010/08/11 13:02:59 jruoho Exp $"); #include <sys/param.h> #include <sys/evcnt.h> @@ -426,6 +426,11 @@ width = reg[i]->reg_bitwidth; + if (width + reg[i]->reg_bitoffset > 32) { + rv = AE_AML_BAD_RESOURCE_VALUE; + goto out; + } + if (width != 8 && width != 16 && width != 32) { rv = AE_AML_BAD_RESOURCE_VALUE; goto out;