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path: root/fs/nfs/nfs4xdr.c
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Diffstat (limited to 'fs/nfs/nfs4xdr.c')
-rw-r--r--fs/nfs/nfs4xdr.c33
1 files changed, 9 insertions, 24 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index e9255cb453e6..5f0a6fcd0030 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -924,34 +924,22 @@ static __be32 *reserve_space(struct xdr_stream *xdr, size_t nbytes)
static void encode_opaque_fixed(struct xdr_stream *xdr, const void *buf, size_t len)
{
- __be32 *p;
-
- p = xdr_reserve_space(xdr, len);
- xdr_encode_opaque_fixed(p, buf, len);
+ WARN_ON_ONCE(xdr_stream_encode_opaque_fixed(xdr, buf, len) < 0);
}
static void encode_string(struct xdr_stream *xdr, unsigned int len, const char *str)
{
- __be32 *p;
-
- p = reserve_space(xdr, 4 + len);
- xdr_encode_opaque(p, str, len);
+ WARN_ON_ONCE(xdr_stream_encode_opaque(xdr, str, len) < 0);
}
static void encode_uint32(struct xdr_stream *xdr, u32 n)
{
- __be32 *p;
-
- p = reserve_space(xdr, 4);
- *p = cpu_to_be32(n);
+ WARN_ON_ONCE(xdr_stream_encode_u32(xdr, n) < 0);
}
static void encode_uint64(struct xdr_stream *xdr, u64 n)
{
- __be32 *p;
-
- p = reserve_space(xdr, 8);
- xdr_encode_hyper(p, n);
+ WARN_ON_ONCE(xdr_stream_encode_u64(xdr, n) < 0);
}
static void encode_nfs4_seqid(struct xdr_stream *xdr,
@@ -4294,15 +4282,12 @@ out_overflow:
static int decode_opaque_fixed(struct xdr_stream *xdr, void *buf, size_t len)
{
- __be32 *p;
-
- p = xdr_inline_decode(xdr, len);
- if (likely(p)) {
- memcpy(buf, p, len);
- return 0;
+ ssize_t ret = xdr_stream_decode_opaque_fixed(xdr, buf, len);
+ if (unlikely(ret < 0)) {
+ print_overflow_msg(__func__, xdr);
+ return -EIO;
}
- print_overflow_msg(__func__, xdr);
- return -EIO;
+ return 0;
}
static int decode_stateid(struct xdr_stream *xdr, nfs4_stateid *stateid)