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Date:   Fri, 27 Jul 2018 09:24:49 +0200
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     David Miller <davem@...emloft.net>
CC:     Herbert Xu <herbert@...dor.apana.org.au>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        <netdev@...r.kernel.org>
Subject: [PATCH 14/14] xfrm: fix ptr_ret.cocci warnings

From: kbuild test robot <fengguang.wu@...el.com>

net/xfrm/xfrm_interface.c:692:1-3: WARNING: PTR_ERR_OR_ZERO can be used

 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Fixes: 44e2b838c24d ("xfrm: Return detailed errors from xfrmi_newlink")
CC: Benedict Wong <benedictwong@...gle.com>
Signed-off-by: kbuild test robot <fengguang.wu@...el.com>
Signed-off-by: Steffen Klassert <steffen.klassert@...unet.com>
---
 net/xfrm/xfrm_interface.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/net/xfrm/xfrm_interface.c b/net/xfrm/xfrm_interface.c
index 481d7307ab51..31acc6f33d98 100644
--- a/net/xfrm/xfrm_interface.c
+++ b/net/xfrm/xfrm_interface.c
@@ -689,10 +689,7 @@ static int xfrmi_newlink(struct net *src_net, struct net_device *dev,
 	nla_strlcpy(p->name, tb[IFLA_IFNAME], IFNAMSIZ);
 
 	xi = xfrmi_locate(net, p, 1);
-	if (IS_ERR(xi))
-		return PTR_ERR(xi);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(xi);
 }
 
 static void xfrmi_dellink(struct net_device *dev, struct list_head *head)
-- 
2.14.1

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