Date: Tue, 28 Apr 2015 16:06:59 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r282149 - head/sys/dev/acpica Message-ID: <201504281606.t3SG6xYm060726@svn.freebsd.org>
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Author: andrew Date: Tue Apr 28 16:06:58 2015 New Revision: 282149 URL: https://svnweb.freebsd.org/changeset/base/282149 Log: There may not be an FACS table, check for this before accessing it. Sponsored by: The FreeBSD Foundation Modified: head/sys/dev/acpica/acpi.c Modified: head/sys/dev/acpica/acpi.c ============================================================================== --- head/sys/dev/acpica/acpi.c Tue Apr 28 15:32:59 2015 (r282148) +++ head/sys/dev/acpica/acpi.c Tue Apr 28 16:06:58 2015 (r282149) @@ -606,7 +606,7 @@ acpi_attach(device_t dev) sc->acpi_handle_reboot = 1; /* Only enable S4BIOS by default if the FACS says it is available. */ - if (AcpiGbl_FACS->Flags & ACPI_FACS_S4_BIOS_PRESENT) + if (AcpiGbl_FACS != NULL && AcpiGbl_FACS->Flags & ACPI_FACS_S4_BIOS_PRESENT) sc->acpi_s4bios = 1; /* Probe all supported sleep states. */
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