From: stephen hemminger <stephen@networkplumber.org>
Date: Wed, 10 Apr 2013 10:54:46 +0000 (+0000)
Subject: xen-netback: fix sparse warning
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=9eaee8beeeb3bca0d9b14324fd9d467d48db784c;p=deliverable%2Flinux.git

xen-netback: fix sparse warning

Fix warning about 0 used as NULL.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
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 83905a97c56c..01a33cc58cf1 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -1551,7 +1551,7 @@ static void xen_netbk_idx_release(struct xen_netbk *netbk, u16 pending_idx,
 
 	xenvif_put(vif);
 
-	netbk->mmap_pages[pending_idx]->mapping = 0;
+	netbk->mmap_pages[pending_idx]->mapping = NULL;
 	put_page(netbk->mmap_pages[pending_idx]);
 	netbk->mmap_pages[pending_idx] = NULL;
 }