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NFSD: Replace READ* macros in nfsd4_decode_clone()

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Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever 2020-11-04 10:46:46 -05:00
parent 9d32b412fe
commit 3dfd0b0e15
1 changed files with 21 additions and 31 deletions
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52
fs/nfsd/nfs4xdr.c
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@ -575,18 +575,6 @@ nfsd4_decode_fattr4(struct nfsd4_compoundargs *argp, u32 *bmval, u32 bmlen,
return nfs_ok; return nfs_ok;
} }
static __be32
nfsd4_decode_stateid(struct nfsd4_compoundargs *argp, stateid_t *sid)
{
DECODE_HEAD;
READ_BUF(sizeof(stateid_t));
sid->si_generation = be32_to_cpup(p++);
COPYMEM(&sid->si_opaque, sizeof(stateid_opaque_t));
DECODE_TAIL;
}
static __be32 static __be32
nfsd4_decode_stateid4(struct nfsd4_compoundargs *argp, stateid_t *sid) nfsd4_decode_stateid4(struct nfsd4_compoundargs *argp, stateid_t *sid)
{ {
@ -1919,25 +1907,6 @@ nfsd4_decode_fallocate(struct nfsd4_compoundargs *argp,
return nfs_ok; return nfs_ok;
} }
static __be32
nfsd4_decode_clone(struct nfsd4_compoundargs *argp, struct nfsd4_clone *clone)
{
DECODE_HEAD;
status = nfsd4_decode_stateid(argp, &clone->cl_src_stateid);
if (status)
return status;
status = nfsd4_decode_stateid(argp, &clone->cl_dst_stateid);
if (status)
return status;
READ_BUF(8 + 8 + 8);
p = xdr_decode_hyper(p, &clone->cl_src_pos);
p = xdr_decode_hyper(p, &clone->cl_dst_pos);
p = xdr_decode_hyper(p, &clone->cl_count);
DECODE_TAIL;
}
static __be32 nfsd4_decode_nl4_server(struct nfsd4_compoundargs *argp, static __be32 nfsd4_decode_nl4_server(struct nfsd4_compoundargs *argp,
struct nl4_server *ns) struct nl4_server *ns)
{ {
@ -2067,6 +2036,27 @@ nfsd4_decode_seek(struct nfsd4_compoundargs *argp, struct nfsd4_seek *seek)
return nfs_ok; return nfs_ok;
} }
static __be32
nfsd4_decode_clone(struct nfsd4_compoundargs *argp, struct nfsd4_clone *clone)
{
__be32 status;
status = nfsd4_decode_stateid4(argp, &clone->cl_src_stateid);
if (status)
return status;
status = nfsd4_decode_stateid4(argp, &clone->cl_dst_stateid);
if (status)
return status;
if (xdr_stream_decode_u64(argp->xdr, &clone->cl_src_pos) < 0)
return nfserr_bad_xdr;
if (xdr_stream_decode_u64(argp->xdr, &clone->cl_dst_pos) < 0)
return nfserr_bad_xdr;
if (xdr_stream_decode_u64(argp->xdr, &clone->cl_count) < 0)
return nfserr_bad_xdr;
return nfs_ok;
}
/* /*
* XDR data that is more than PAGE_SIZE in size is normally part of a * XDR data that is more than PAGE_SIZE in size is normally part of a
* read or write. However, the size of extended attributes is limited * read or write. However, the size of extended attributes is limited