Commit a6cebd41 authored by Trond Myklebust's avatar Trond Myklebust Committed by Anna Schumaker
Browse files

SUNRPC: Fix setting of buffer length in xdr_set_next_buffer() 



Use xdr->nwords to tell us how much buffer remains.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent ace0e14f

net/sunrpc/xdr.c

+2 −2
Original line number Diff line number Diff line
@@ -767,7 +767,7 @@ static void xdr_set_next_page(struct xdr_stream *xdr) 
	newbase -= xdr->buf->page_base;



	if (xdr_set_page_base(xdr, newbase, PAGE_SIZE) < 0)

		xdr_set_iov(xdr, xdr->buf->tail, xdr->buf->len);

		xdr_set_iov(xdr, xdr->buf->tail, xdr->nwords << 2);

}



static bool xdr_set_next_buffer(struct xdr_stream *xdr)
@@ -776,7 +776,7 @@ static bool xdr_set_next_buffer(struct xdr_stream *xdr) 
		xdr_set_next_page(xdr);

	else if (xdr->iov == xdr->buf->head) {

		if (xdr_set_page_base(xdr, 0, PAGE_SIZE) < 0)

			xdr_set_iov(xdr, xdr->buf->tail, xdr->buf->len);

			xdr_set_iov(xdr, xdr->buf->tail, xdr->nwords << 2);

	}

	return xdr->p != xdr->end;

}