netback: remove redundant assignment

New value for netbk->mmap_pages[pending_idx] is assigned in
xen_netbk_alloc_page(), no need for a second assignment which
exposes internal to the outside world.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 1ae270e..ca0370e 100644 (file)
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -940,8 +940,6 @@ static struct gnttab_copy *xen_netbk_get_requests(struct xen_netbk *netbk,
                if (!page)
                        return NULL;
 
-               netbk->mmap_pages[pending_idx] = page;
-
                gop->source.u.ref = txp->gref;
                gop->source.domid = vif->domid;
                gop->source.offset = txp->offset;
@@ -1336,8 +1334,6 @@ static unsigned xen_netbk_tx_build_gops(struct xen_netbk *netbk)
                        continue;
                }
 
-               netbk->mmap_pages[pending_idx] = page;
-
                gop->source.u.ref = txreq.gref;
                gop->source.domid = vif->domid;
                gop->source.offset = txreq.offset;