[PATCH] Prepare for __copy_from_user_inatomic to not zero missed bytes

[linux-2.6] / fs / nfs / nfs4xdr.c

diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 5d6bda43dfaa3260066663f16478cc3cced882b2..7c5d70efe720d34130362459c29d8e53a4a15392 100644 (file)
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -392,9 +392,11 @@ static int nfs_stat_to_errno(int);
                                decode_getattr_maxsz)
 #define NFS4_enc_delegreturn_sz        (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               encode_delegreturn_maxsz)
+                               encode_delegreturn_maxsz + \
+                               encode_getattr_maxsz)
 #define NFS4_dec_delegreturn_sz (compound_decode_hdr_maxsz + \
-                               decode_delegreturn_maxsz)
+                               decode_delegreturn_maxsz + \
+                               decode_getattr_maxsz)
 #define NFS4_enc_getacl_sz     (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
                                encode_getattr_maxsz)
@@ -564,7 +566,7 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
        }
        if (iap->ia_valid & ATTR_MODE) {
                bmval1 |= FATTR4_WORD1_MODE;
-               WRITE32(iap->ia_mode);
+               WRITE32(iap->ia_mode & S_IALLUGO);
        }
        if (iap->ia_valid & ATTR_UID) {
                bmval1 |= FATTR4_WORD1_OWNER;
@@ -1983,14 +1985,20 @@ static int nfs4_xdr_enc_delegreturn(struct rpc_rqst *req, uint32_t *p, const str
 {
        struct xdr_stream xdr;
        struct compound_hdr hdr = {
-               .nops = 2,
+               .nops = 3,
        };
        int status;
 
        xdr_init_encode(&xdr, &req->rq_snd_buf, p);
        encode_compound_hdr(&xdr, &hdr);
-       if ((status = encode_putfh(&xdr, args->fhandle)) == 0)
-               status = encode_delegreturn(&xdr, args->stateid);
+       status = encode_putfh(&xdr, args->fhandle);
+       if (status != 0)
+               goto out;
+       status = encode_delegreturn(&xdr, args->stateid);
+       if (status != 0)
+               goto out;
+       status = encode_getfattr(&xdr, args->bitmask);
+out:
        return status;
 }
 
@@ -4184,7 +4192,7 @@ static int nfs4_xdr_dec_setclientid_confirm(struct rpc_rqst *req, uint32_t *p, s
 /*
  * DELEGRETURN request
  */
-static int nfs4_xdr_dec_delegreturn(struct rpc_rqst *rqstp, uint32_t *p, void *dummy)
+static int nfs4_xdr_dec_delegreturn(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_delegreturnres *res)
 {
        struct xdr_stream xdr;
        struct compound_hdr hdr;
@@ -4192,11 +4200,14 @@ static int nfs4_xdr_dec_delegreturn(struct rpc_rqst *rqstp, uint32_t *p, void *d
 
        xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, p);
        status = decode_compound_hdr(&xdr, &hdr);
-       if (status == 0) {
-               status = decode_putfh(&xdr);
-               if (status == 0)
-                       status = decode_delegreturn(&xdr);
-       }
+       if (status != 0)
+               goto out;
+       status = decode_putfh(&xdr);
+       if (status != 0)
+               goto out;
+       status = decode_delegreturn(&xdr);
+       decode_getfattr(&xdr, res->fattr, res->server);
+out:
        return status;
 }
 
@@ -4333,6 +4344,8 @@ nfs_stat_to_errno(int stat)
        .p_encode = (kxdrproc_t) nfs4_xdr_##argtype,            \
        .p_decode = (kxdrproc_t) nfs4_xdr_##restype,            \
        .p_bufsiz = MAX(NFS4_##argtype##_sz,NFS4_##restype##_sz) << 2,  \
+       .p_statidx = NFSPROC4_CLNT_##proc,                      \
+       .p_name   = #proc,                                      \
     }
 
 struct rpc_procinfo    nfs4_procedures[] = {
@@ -4373,7 +4386,7 @@ struct rpc_procinfo       nfs4_procedures[] = {
 
 struct rpc_version             nfs_version4 = {
        .number                 = 4,
-       .nrprocs                = sizeof(nfs4_procedures)/sizeof(nfs4_procedures[0]),
+       .nrprocs                = ARRAY_SIZE(nfs4_procedures),
        .procs                  = nfs4_procedures
 };