SUNRPC: Fix setting of buffer length in xdr_set_next_buffer()

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

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Trond Myklebust 2016-09-20 14:33:43 -04:00 committed by Anna Schumaker
parent ace0e14f4f
commit a6cebd41b8

View File

@ -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;
}