From c0d6fc8a2d55a8235c301aeb6d5254d5992895d1 Mon Sep 17 00:00:00 2001 From: Benny Halevy Date: Fri, 3 Apr 2009 08:29:05 +0300 Subject: [PATCH] nfsd41: pass writable attrs mask to nfsd4_decode_fattr In preparation for EXCLUSIVE4_1 Signed-off-by: Benny Halevy Signed-off-by: J. Bruce Fields --- fs/nfsd/nfs4xdr.c | 21 +++++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-) diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 059d4aad39b8..42f9fb661006 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -251,9 +251,14 @@ nfsd4_decode_bitmap(struct nfsd4_compoundargs *argp, u32 *bmval) DECODE_TAIL; } +static u32 nfsd_attrmask[] = { + NFSD_WRITEABLE_ATTRS_WORD0, + NFSD_WRITEABLE_ATTRS_WORD1 +}; + static __be32 -nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *iattr, - struct nfs4_acl **acl) +nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, u32 *writable, + struct iattr *iattr, struct nfs4_acl **acl) { int expected_len, len = 0; u32 dummy32; @@ -271,7 +276,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *ia */ if ((bmval[0] & ~NFSD_SUPPORTED_ATTRS_WORD0) || (bmval[1] & ~NFSD_SUPPORTED_ATTRS_WORD1)) return nfserr_attrnotsupp; - if ((bmval[0] & ~NFSD_WRITEABLE_ATTRS_WORD0) || (bmval[1] & ~NFSD_WRITEABLE_ATTRS_WORD1)) + if ((bmval[0] & ~writable[0]) || (bmval[1] & ~writable[1])) return nfserr_inval; READ_BUF(4); @@ -499,7 +504,9 @@ nfsd4_decode_create(struct nfsd4_compoundargs *argp, struct nfsd4_create *create if ((status = check_filename(create->cr_name, create->cr_namelen, nfserr_inval))) return status; - if ((status = nfsd4_decode_fattr(argp, create->cr_bmval, &create->cr_iattr, &create->cr_acl))) + status = nfsd4_decode_fattr(argp, create->cr_bmval, nfsd_attrmask, + &create->cr_iattr, &create->cr_acl); + if (status) goto out; DECODE_TAIL; @@ -660,7 +667,9 @@ nfsd4_decode_open(struct nfsd4_compoundargs *argp, struct nfsd4_open *open) switch (open->op_createmode) { case NFS4_CREATE_UNCHECKED: case NFS4_CREATE_GUARDED: - if ((status = nfsd4_decode_fattr(argp, open->op_bmval, &open->op_iattr, &open->op_acl))) + status = nfsd4_decode_fattr(argp, open->op_bmval, + nfsd_attrmask, &open->op_iattr, &open->op_acl); + if (status) goto out; break; case NFS4_CREATE_EXCLUSIVE: @@ -859,7 +868,7 @@ nfsd4_decode_setattr(struct nfsd4_compoundargs *argp, struct nfsd4_setattr *seta status = nfsd4_decode_stateid(argp, &setattr->sa_stateid); if (status) return status; - return nfsd4_decode_fattr(argp, setattr->sa_bmval, + return nfsd4_decode_fattr(argp, setattr->sa_bmval, nfsd_attrmask, &setattr->sa_iattr, &setattr->sa_acl); }