nfs: nfs4xdr: introduce print_overflow_msg

Part fo the nfs4xdr cleanup.  READ_BUF will go away.

Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Benny Halevy 2009-08-14 17:19:48 +03:00 committed by Trond Myklebust
parent c816fd3406
commit 686841b3cc
1 changed files with 8 additions and 4 deletions

View File

@ -2441,14 +2441,18 @@ static int nfs4_xdr_enc_get_lease_time(struct rpc_rqst *req, uint32_t *p,
#define READ_BUF(nbytes) do { \
p = xdr_inline_decode(xdr, nbytes); \
if (unlikely(!p)) { \
dprintk("nfs: %s: prematurely hit end of receive" \
" buffer\n", __func__); \
dprintk("nfs: %s: xdr->p=%p, bytes=%u, xdr->end=%p\n", \
__func__, xdr->p, nbytes, xdr->end); \
print_overflow_msg(__func__, xdr); \
return -EIO; \
} \
} while (0)
static void print_overflow_msg(const char *func, const struct xdr_stream *xdr)
{
dprintk("nfs: %s: prematurely hit end of receive buffer. "
"Remaining buffer length is %tu words.\n",
func, xdr->end - xdr->p);
}
static int decode_opaque_inline(struct xdr_stream *xdr, unsigned int *len, char **string)
{
__be32 *p;