Date: Thu, 8 Jan 2015 19:11:15 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r276850 - head/sys/kern Message-ID: <201501081911.t08JBF28045910@svn.freebsd.org>
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Author: jhb Date: Thu Jan 8 19:11:14 2015 New Revision: 276850 URL: https://svnweb.freebsd.org/changeset/base/276850 Log: Reject attempts to read the cpuset mask of a negative domain ID. Modified: head/sys/kern/kern_cpuset.c Modified: head/sys/kern/kern_cpuset.c ============================================================================== --- head/sys/kern/kern_cpuset.c Thu Jan 8 18:53:11 2015 (r276849) +++ head/sys/kern/kern_cpuset.c Thu Jan 8 19:11:14 2015 (r276850) @@ -1118,7 +1118,7 @@ sys_cpuset_getaffinity(struct thread *td error = intr_getaffinity(uap->id, mask); break; case CPU_WHICH_DOMAIN: - if (uap->id >= vm_ndomains) + if (uap->id < 0 || uap->id >= vm_ndomains) error = ESRCH; else CPU_COPY(&cpuset_domain[uap->id], mask);
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