Date: Mon, 24 Sep 2018 00:53:58 +0000 (UTC) From: Rick Macklem <rmacklem@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r338900 - projects/nfsv42/sys/fs/nfsserver Message-ID: <201809240053.w8O0rwaV008275@repo.freebsd.org>
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Author: rmacklem Date: Mon Sep 24 00:53:57 2018 New Revision: 338900 URL: https://svnweb.freebsd.org/changeset/base/338900 Log: Add a sanity check for v_type == VREG to the NFSv4.2 IO Advise operation. Modified: projects/nfsv42/sys/fs/nfsserver/nfs_nfsdserv.c Modified: projects/nfsv42/sys/fs/nfsserver/nfs_nfsdserv.c ============================================================================== --- projects/nfsv42/sys/fs/nfsserver/nfs_nfsdserv.c Sun Sep 23 19:00:06 2018 (r338899) +++ projects/nfsv42/sys/fs/nfsserver/nfs_nfsdserv.c Mon Sep 24 00:53:57 2018 (r338900) @@ -4829,6 +4829,13 @@ nfsrvd_ioadvise(struct nfsrv_descript *nd, __unused in } if (len < 0) len = 0; + if (vp->v_type != VREG) { + if (vp->v_type == VDIR) + nd->nd_repstat = NFSERR_ISDIR; + else + nd->nd_repstat = NFSERR_WRONGTYPE; + goto nfsmout; + } /* * For now, we can only handle WILLNEED and DONTNEED and don't use
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