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-rw-r--r--fs/nfs/nfs4xdr.c90
-rw-r--r--include/linux/nfs4.h3
2 files changed, 47 insertions, 46 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 938f37166788..a57eacfec4d0 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -646,10 +646,10 @@ static int encode_close(struct xdr_stream *xdr, const struct nfs_closeargs *arg)
{
__be32 *p;
- RESERVE_SPACE(8+sizeof(arg->stateid->data));
+ RESERVE_SPACE(8+NFS4_STATEID_SIZE);
WRITE32(OP_CLOSE);
WRITE32(arg->seqid->sequence->counter);
- WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
+ WRITEMEM(arg->stateid->data, NFS4_STATEID_SIZE);
return 0;
}
@@ -793,17 +793,17 @@ static int encode_lock(struct xdr_stream *xdr, const struct nfs_lock_args *args)
WRITE64(nfs4_lock_length(args->fl));
WRITE32(args->new_lock_owner);
if (args->new_lock_owner){
- RESERVE_SPACE(40);
+ RESERVE_SPACE(4+NFS4_STATEID_SIZE+20);
WRITE32(args->open_seqid->sequence->counter);
- WRITEMEM(args->open_stateid->data, sizeof(args->open_stateid->data));
+ WRITEMEM(args->open_stateid->data, NFS4_STATEID_SIZE);
WRITE32(args->lock_seqid->sequence->counter);
WRITE64(args->lock_owner.clientid);
WRITE32(4);
WRITE32(args->lock_owner.id);
}
else {
- RESERVE_SPACE(20);
- WRITEMEM(args->lock_stateid->data, sizeof(args->lock_stateid->data));
+ RESERVE_SPACE(NFS4_STATEID_SIZE+4);
+ WRITEMEM(args->lock_stateid->data, NFS4_STATEID_SIZE);
WRITE32(args->lock_seqid->sequence->counter);
}
@@ -830,11 +830,11 @@ static int encode_locku(struct xdr_stream *xdr, const struct nfs_locku_args *arg
{
__be32 *p;
- RESERVE_SPACE(44);
+ RESERVE_SPACE(12+NFS4_STATEID_SIZE+16);
WRITE32(OP_LOCKU);
WRITE32(nfs4_lock_type(args->fl, 0));
WRITE32(args->seqid->sequence->counter);
- WRITEMEM(args->stateid->data, sizeof(args->stateid->data));
+ WRITEMEM(args->stateid->data, NFS4_STATEID_SIZE);
WRITE64(args->fl->fl_start);
WRITE64(nfs4_lock_length(args->fl));
@@ -966,9 +966,9 @@ static inline void encode_claim_delegate_cur(struct xdr_stream *xdr, const struc
{
__be32 *p;
- RESERVE_SPACE(4+sizeof(stateid->data));
+ RESERVE_SPACE(4+NFS4_STATEID_SIZE);
WRITE32(NFS4_OPEN_CLAIM_DELEGATE_CUR);
- WRITEMEM(stateid->data, sizeof(stateid->data));
+ WRITEMEM(stateid->data, NFS4_STATEID_SIZE);
encode_string(xdr, name->len, name->name);
}
@@ -996,9 +996,9 @@ static int encode_open_confirm(struct xdr_stream *xdr, const struct nfs_open_con
{
__be32 *p;
- RESERVE_SPACE(8+sizeof(arg->stateid->data));
+ RESERVE_SPACE(4+NFS4_STATEID_SIZE+4);
WRITE32(OP_OPEN_CONFIRM);
- WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
+ WRITEMEM(arg->stateid->data, NFS4_STATEID_SIZE);
WRITE32(arg->seqid->sequence->counter);
return 0;
@@ -1008,9 +1008,9 @@ static int encode_open_downgrade(struct xdr_stream *xdr, const struct nfs_closea
{
__be32 *p;
- RESERVE_SPACE(8+sizeof(arg->stateid->data));
+ RESERVE_SPACE(4+NFS4_STATEID_SIZE+4);
WRITE32(OP_OPEN_DOWNGRADE);
- WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
+ WRITEMEM(arg->stateid->data, NFS4_STATEID_SIZE);
WRITE32(arg->seqid->sequence->counter);
encode_share_access(xdr, arg->open_flags);
return 0;
@@ -1045,12 +1045,12 @@ static void encode_stateid(struct xdr_stream *xdr, const struct nfs_open_context
nfs4_stateid stateid;
__be32 *p;
- RESERVE_SPACE(16);
+ RESERVE_SPACE(NFS4_STATEID_SIZE);
if (ctx->state != NULL) {
nfs4_copy_stateid(&stateid, ctx->state, ctx->lockowner);
- WRITEMEM(stateid.data, sizeof(stateid.data));
+ WRITEMEM(stateid.data, NFS4_STATEID_SIZE);
} else
- WRITEMEM(zero_stateid.data, sizeof(zero_stateid.data));
+ WRITEMEM(zero_stateid.data, NFS4_STATEID_SIZE);
}
static int encode_read(struct xdr_stream *xdr, const struct nfs_readargs *args)
@@ -1079,10 +1079,10 @@ static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg
int replen;
__be32 *p;
- RESERVE_SPACE(32+sizeof(nfs4_verifier));
+ RESERVE_SPACE(12+NFS4_VERIFIER_SIZE+20);
WRITE32(OP_READDIR);
WRITE64(readdir->cookie);
- WRITEMEM(readdir->verifier.data, sizeof(readdir->verifier.data));
+ WRITEMEM(readdir->verifier.data, NFS4_VERIFIER_SIZE);
WRITE32(readdir->count >> 1); /* We're not doing readdirplus */
WRITE32(readdir->count);
WRITE32(2);
@@ -1190,9 +1190,9 @@ encode_setacl(struct xdr_stream *xdr, struct nfs_setaclargs *arg)
{
__be32 *p;
- RESERVE_SPACE(4+sizeof(zero_stateid.data));
+ RESERVE_SPACE(4+NFS4_STATEID_SIZE);
WRITE32(OP_SETATTR);
- WRITEMEM(zero_stateid.data, sizeof(zero_stateid.data));
+ WRITEMEM(zero_stateid.data, NFS4_STATEID_SIZE);
RESERVE_SPACE(2*4);
WRITE32(1);
WRITE32(FATTR4_WORD0_ACL);
@@ -1220,9 +1220,9 @@ static int encode_setattr(struct xdr_stream *xdr, const struct nfs_setattrargs *
int status;
__be32 *p;
- RESERVE_SPACE(4+sizeof(arg->stateid.data));
+ RESERVE_SPACE(4+NFS4_STATEID_SIZE);
WRITE32(OP_SETATTR);
- WRITEMEM(arg->stateid.data, sizeof(arg->stateid.data));
+ WRITEMEM(arg->stateid.data, NFS4_STATEID_SIZE);
if ((status = encode_attrs(xdr, arg->iap, server)))
return status;
@@ -1234,9 +1234,9 @@ static int encode_setclientid(struct xdr_stream *xdr, const struct nfs4_setclien
{
__be32 *p;
- RESERVE_SPACE(4 + sizeof(setclientid->sc_verifier->data));
+ RESERVE_SPACE(4 + NFS4_VERIFIER_SIZE);
WRITE32(OP_SETCLIENTID);
- WRITEMEM(setclientid->sc_verifier->data, sizeof(setclientid->sc_verifier->data));
+ WRITEMEM(setclientid->sc_verifier->data, NFS4_VERIFIER_SIZE);
encode_string(xdr, setclientid->sc_name_len, setclientid->sc_name);
RESERVE_SPACE(4);
@@ -1253,10 +1253,10 @@ static int encode_setclientid_confirm(struct xdr_stream *xdr, const struct nfs_c
{
__be32 *p;
- RESERVE_SPACE(12 + sizeof(client_state->cl_confirm.data));
+ RESERVE_SPACE(12 + NFS4_VERIFIER_SIZE);
WRITE32(OP_SETCLIENTID_CONFIRM);
WRITE64(client_state->cl_clientid);
- WRITEMEM(client_state->cl_confirm.data, sizeof(client_state->cl_confirm.data));
+ WRITEMEM(client_state->cl_confirm.data, NFS4_VERIFIER_SIZE);
return 0;
}
@@ -1284,10 +1284,10 @@ static int encode_delegreturn(struct xdr_stream *xdr, const nfs4_stateid *statei
{
__be32 *p;
- RESERVE_SPACE(20);
+ RESERVE_SPACE(4+NFS4_STATEID_SIZE);
WRITE32(OP_DELEGRETURN);
- WRITEMEM(stateid->data, sizeof(stateid->data));
+ WRITEMEM(stateid->data, NFS4_STATEID_SIZE);
return 0;
}
@@ -2897,8 +2897,8 @@ static int decode_close(struct xdr_stream *xdr, struct nfs_closeres *res)
status = decode_op_hdr(xdr, OP_CLOSE);
if (status)
return status;
- READ_BUF(sizeof(res->stateid.data));
- COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+ READ_BUF(NFS4_STATEID_SIZE);
+ COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
return 0;
}
@@ -3186,8 +3186,8 @@ static int decode_lock(struct xdr_stream *xdr, struct nfs_lock_res *res)
status = decode_op_hdr(xdr, OP_LOCK);
if (status == 0) {
- READ_BUF(sizeof(res->stateid.data));
- COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+ READ_BUF(NFS4_STATEID_SIZE);
+ COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
} else if (status == -NFS4ERR_DENIED)
return decode_lock_denied(xdr, NULL);
return status;
@@ -3209,8 +3209,8 @@ static int decode_locku(struct xdr_stream *xdr, struct nfs_locku_res *res)
status = decode_op_hdr(xdr, OP_LOCKU);
if (status == 0) {
- READ_BUF(sizeof(res->stateid.data));
- COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+ READ_BUF(NFS4_STATEID_SIZE);
+ COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
}
return status;
}
@@ -3251,8 +3251,8 @@ static int decode_delegation(struct xdr_stream *xdr, struct nfs_openres *res)
res->delegation_type = 0;
return 0;
}
- READ_BUF(20);
- COPYMEM(res->delegation.data, sizeof(res->delegation.data));
+ READ_BUF(NFS4_STATEID_SIZE+4);
+ COPYMEM(res->delegation.data, NFS4_STATEID_SIZE);
READ32(res->do_recall);
switch (delegation_type) {
case NFS4_OPEN_DELEGATE_READ:
@@ -3275,8 +3275,8 @@ static int decode_open(struct xdr_stream *xdr, struct nfs_openres *res)
status = decode_op_hdr(xdr, OP_OPEN);
if (status)
return status;
- READ_BUF(sizeof(res->stateid.data));
- COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+ READ_BUF(NFS4_STATEID_SIZE);
+ COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
decode_change_info(xdr, &res->cinfo);
@@ -3302,8 +3302,8 @@ static int decode_open_confirm(struct xdr_stream *xdr, struct nfs_open_confirmre
status = decode_op_hdr(xdr, OP_OPEN_CONFIRM);
if (status)
return status;
- READ_BUF(sizeof(res->stateid.data));
- COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+ READ_BUF(NFS4_STATEID_SIZE);
+ COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
return 0;
}
@@ -3315,8 +3315,8 @@ static int decode_open_downgrade(struct xdr_stream *xdr, struct nfs_closeres *re
status = decode_op_hdr(xdr, OP_OPEN_DOWNGRADE);
if (status)
return status;
- READ_BUF(sizeof(res->stateid.data));
- COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+ READ_BUF(NFS4_STATEID_SIZE);
+ COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
return 0;
}
@@ -3590,9 +3590,9 @@ static int decode_setclientid(struct xdr_stream *xdr, struct nfs_client *clp)
}
READ32(nfserr);
if (nfserr == NFS_OK) {
- READ_BUF(8 + sizeof(clp->cl_confirm.data));
+ READ_BUF(8 + NFS4_VERIFIER_SIZE);
READ64(clp->cl_clientid);
- COPYMEM(clp->cl_confirm.data, sizeof(clp->cl_confirm.data));
+ COPYMEM(clp->cl_confirm.data, NFS4_VERIFIER_SIZE);
} else if (nfserr == NFSERR_CLID_INUSE) {
uint32_t len;
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 1be5be88debe..7e7f33a38fc0 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -16,6 +16,7 @@
#include <linux/types.h>
#define NFS4_VERIFIER_SIZE 8
+#define NFS4_STATEID_SIZE 16
#define NFS4_FHSIZE 128
#define NFS4_MAXPATHLEN PATH_MAX
#define NFS4_MAXNAMLEN NAME_MAX
@@ -113,7 +114,7 @@ struct nfs4_acl {
};
typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier;
-typedef struct { char data[16]; } nfs4_stateid;
+typedef struct { char data[NFS4_STATEID_SIZE]; } nfs4_stateid;
enum nfs_opnum4 {
OP_ACCESS = 3,