Commit 686841b3 authored by Benny Halevy's avatar Benny Halevy Committed by Trond Myklebust
Browse files

nfs: nfs4xdr: introduce print_overflow_msg 



Part fo the nfs4xdr cleanup.  READ_BUF will go away.

Signed-off-by: default avatarBenny Halevy <bhalevy@panasas.com>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent c816fd34

fs/nfs/nfs4xdr.c

+8 −4
Original line number Diff line number Diff line
@@ -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;