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| author | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2017-04-07 14:15:00 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2017-04-20 13:39:33 -0400 |
| commit | c79d56d2148d94e8158f242560d0d7253c22b5f5 (patch) | |
| tree | 7e230dc7d247108a1de490bca0f9952f6d672769 /fs/nfs/callback_xdr.c | |
| parent | 135a4ea0d9b8a3fe538c309e0073c17893e47298 (diff) | |
| download | linux-c79d56d2148d94e8158f242560d0d7253c22b5f5.tar.bz2 | |
NFS: Clean up decode_layoutrecall_args()
Additionally, this change lets us cut out the goto by returning errors
immediately.
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/callback_xdr.c')
| -rw-r--r-- | fs/nfs/callback_xdr.c | 38 |
1 files changed, 11 insertions, 27 deletions
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c index 0319230fe1a8..d5ddceb91a9a 100644 --- a/fs/nfs/callback_xdr.c +++ b/fs/nfs/callback_xdr.c @@ -227,10 +227,8 @@ static __be32 decode_layoutrecall_args(struct svc_rqst *rqstp, uint32_t iomode; p = read_buf(xdr, 4 * sizeof(uint32_t)); - if (unlikely(p == NULL)) { - status = htonl(NFS4ERR_BADXDR); - goto out; - } + if (unlikely(p == NULL)) + return htonl(NFS4ERR_BADXDR); args->cbl_layout_type = ntohl(*p++); /* Depite the spec's xdr, iomode really belongs in the FILE switch, @@ -244,37 +242,23 @@ static __be32 decode_layoutrecall_args(struct svc_rqst *rqstp, args->cbl_range.iomode = iomode; status = decode_fh(xdr, &args->cbl_fh); if (unlikely(status != 0)) - goto out; + return status; p = read_buf(xdr, 2 * sizeof(uint64_t)); - if (unlikely(p == NULL)) { - status = htonl(NFS4ERR_BADXDR); - goto out; - } + if (unlikely(p == NULL)) + return htonl(NFS4ERR_BADXDR); p = xdr_decode_hyper(p, &args->cbl_range.offset); p = xdr_decode_hyper(p, &args->cbl_range.length); - status = decode_layout_stateid(xdr, &args->cbl_stateid); - if (unlikely(status != 0)) - goto out; + return decode_layout_stateid(xdr, &args->cbl_stateid); } else if (args->cbl_recall_type == RETURN_FSID) { p = read_buf(xdr, 2 * sizeof(uint64_t)); - if (unlikely(p == NULL)) { - status = htonl(NFS4ERR_BADXDR); - goto out; - } + if (unlikely(p == NULL)) + return htonl(NFS4ERR_BADXDR); p = xdr_decode_hyper(p, &args->cbl_fsid.major); p = xdr_decode_hyper(p, &args->cbl_fsid.minor); - } else if (args->cbl_recall_type != RETURN_ALL) { - status = htonl(NFS4ERR_BADXDR); - goto out; - } - dprintk("%s: ltype 0x%x iomode %d changed %d recall_type %d\n", - __func__, - args->cbl_layout_type, iomode, - args->cbl_layoutchanged, args->cbl_recall_type); -out: - dprintk("%s: exit with status = %d\n", __func__, ntohl(status)); - return status; + } else if (args->cbl_recall_type != RETURN_ALL) + return htonl(NFS4ERR_BADXDR); + return 0; } static |