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nfs: nfs4xdr: introduce decode_verifier helper

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Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[Trond: Fixed up an 'uninitialised variable' issue in decode_readdir]
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Benny Halevy 2009-08-14 17:19:56 +03:00 committed by Trond Myklebust
parent 07d30434cf
commit db942bbd09
1 changed files with 12 additions and 10 deletions
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20
fs/nfs/nfs4xdr.c
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@ -3320,17 +3320,19 @@ static int decode_close(struct xdr_stream *xdr, struct nfs_closeres *res)
return status;
}
static int decode_verifier(struct xdr_stream *xdr, void *verifier)
{
return decode_opaque_fixed(xdr, verifier, 8);
}
static int decode_commit(struct xdr_stream *xdr, struct nfs_writeres *res)
{
__be32 *p;
int status;
status = decode_op_hdr(xdr, OP_COMMIT);
if (status)
if (!status)
status = decode_verifier(xdr, res->verf->verifier);
return status;
READ_BUF(8);
COPYMEM(res->verf->verifier, 8);
return 0;
}
static int decode_create(struct xdr_stream *xdr, struct nfs4_change_info *cinfo)
@ -3852,17 +3854,17 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n
int status;
status = decode_op_hdr(xdr, OP_READDIR);
if (status)
if (!status)
status = decode_verifier(xdr, readdir->verifier.data);
if (unlikely(status))
return status;
READ_BUF(8);
COPYMEM(readdir->verifier.data, 8);
dprintk("%s: verifier = %08x:%08x\n",
__func__,
((u32 *)readdir->verifier.data)[0],
((u32 *)readdir->verifier.data)[1]);
hdrlen = (char *) p - (char *) iov->iov_base;
hdrlen = (char *) xdr->p - (char *) iov->iov_base;
recvd = rcvbuf->len - hdrlen;
if (pglen > recvd)
pglen = recvd;