Date: Sat, 27 Mar 2010 14:43:40 +0000 (UTC) From: Edward Tomasz Napierala <trasz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org Subject: svn commit: r205730 - stable/8/sys/dev/md Message-ID: <201003271443.o2REhejI014097@svn.freebsd.org>
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Author: trasz Date: Sat Mar 27 14:43:40 2010 New Revision: 205730 URL: http://svn.freebsd.org/changeset/base/205730 Log: MFC r204408: Fix panic on invalid 'mdconfig -at preload' usage. PR: kern/80136 Modified: stable/8/sys/dev/md/md.c Directory Properties: stable/8/sys/ (props changed) stable/8/sys/amd64/include/xen/ (props changed) stable/8/sys/cddl/contrib/opensolaris/ (props changed) stable/8/sys/contrib/dev/acpica/ (props changed) stable/8/sys/contrib/pf/ (props changed) stable/8/sys/dev/xen/xenpci/ (props changed) Modified: stable/8/sys/dev/md/md.c ============================================================================== --- stable/8/sys/dev/md/md.c Sat Mar 27 13:43:18 2010 (r205729) +++ stable/8/sys/dev/md/md.c Sat Mar 27 14:43:40 2010 (r205730) @@ -814,6 +814,8 @@ mdcreate_preload(struct md_s *sc, struct if (mdio->md_options & ~(MD_AUTOUNIT | MD_FORCE)) return (EINVAL); + if (mdio->md_base == 0) + return (EINVAL); sc->flags = mdio->md_options & MD_FORCE; /* Cast to pointer size, then to pointer to avoid warning */ sc->pl_ptr = (u_char *)(uintptr_t)mdio->md_base;
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