x86, efi: Check table header length in efi_bgrt_init()
authorJan Beulich <JBeulich@suse.com>
Wed, 7 Nov 2012 16:46:08 +0000 (16:46 +0000)
committerH. Peter Anvin <hpa@linux.intel.com>
Wed, 14 Nov 2012 16:49:34 +0000 (08:49 -0800)
Header length should be validated for all ACPI tables before accessing
any non-header field.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Link: http://lkml.kernel.org/r/509A9E6002000078000A7079@nat28.tlf.novell.com
Acked-by: Matt Fleming <matt.fleming@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

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