From: Wei Liu <wei.liu2@citrix.com>
Date: Tue, 6 Dec 2011 00:08:20 +0000 (+0000)
Subject: netback: remove redundant assignment
X-Git-Tag: v3.2.47~68
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=db55769e8e9405e101f49446fbbb378e1ba6151b;p=people%2Fms%2Flinux.git

netback: remove redundant assignment

commit 16ecba2605a3bbd374cd993e532264e2d8de49e5 upstream.

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>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index be7880f13a02..d929324bdd1b 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -951,8 +951,6 @@ static struct gnttab_copy *xen_netbk_get_requests(struct xen_netbk *netbk,
 		if (!page)
 			goto err;
 
-		netbk->mmap_pages[pending_idx] = page;
-
 		gop->source.u.ref = txp->gref;
 		gop->source.domid = vif->domid;
 		gop->source.offset = txp->offset;
@@ -1361,8 +1359,6 @@ 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;