Date: Tue, 6 May 2014 12:35:19 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r265438 - stable/9/sys/vm Message-ID: <201405061235.s46CZJ9a089186@svn.freebsd.org>
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Author: kib Date: Tue May 6 12:35:19 2014 New Revision: 265438 URL: http://svnweb.freebsd.org/changeset/base/265438 Log: MFC r265100: Fix the comparision for the end of range in vm_phys_fictitious_reg_range(). Modified: stable/9/sys/vm/vm_phys.c Directory Properties: stable/9/sys/ (props changed) Modified: stable/9/sys/vm/vm_phys.c ============================================================================== --- stable/9/sys/vm/vm_phys.c Tue May 6 12:31:25 2014 (r265437) +++ stable/9/sys/vm/vm_phys.c Tue May 6 12:35:19 2014 (r265438) @@ -600,7 +600,9 @@ vm_phys_fictitious_reg_range(vm_paddr_t #ifdef VM_PHYSSEG_DENSE pi = atop(start); - if (pi >= first_page && atop(end) < vm_page_array_size) { + if (pi >= first_page && pi < vm_page_array_size + first_page) { + if (atop(end) >= vm_page_array_size + first_page) + return (EINVAL); fp = &vm_page_array[pi - first_page]; malloced = FALSE; } else
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