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From: Florian Westphal <fw@strlen•de>
To: <netdev@vger•kernel.org>
Cc: Florian Westphal <fw@strlen•de>
Subject: [PATCH net-next v3 3/6] rtnetlink: add helper to dump ifalias
Date: Sat, 23 Sep 2017 21:26:33 +0200	[thread overview]
Message-ID: <20170923192636.3932-4-fw@strlen.de> (raw)
In-Reply-To: <20170923192636.3932-1-fw@strlen.de>

Reviewed-by: David Ahern <dsahern@gmail•com>
Signed-off-by: Florian Westphal <fw@strlen•de>
---
 Changes since v3: don't add rtnl assertion, I placed the assertion
 in my working tree instead as a reminder.

 net/core/rtnetlink.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index c801212ee40e..47c17c3de79a 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1332,6 +1332,14 @@ static int nla_put_iflink(struct sk_buff *skb, const struct net_device *dev)
 	return nla_put_u32(skb, IFLA_LINK, ifindex);
 }
 
+static noinline int nla_put_ifalias(struct sk_buff *skb, struct net_device *dev)
+{
+	if (dev->ifalias)
+		return nla_put_string(skb, IFLA_IFALIAS, dev->ifalias);
+
+	return 0;
+}
+
 static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
 			    int type, u32 pid, u32 seq, u32 change,
 			    unsigned int flags, u32 ext_filter_mask,
@@ -1374,8 +1382,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
 	    nla_put_u8(skb, IFLA_CARRIER, netif_carrier_ok(dev)) ||
 	    (dev->qdisc &&
 	     nla_put_string(skb, IFLA_QDISC, dev->qdisc->ops->id)) ||
-	    (dev->ifalias &&
-	     nla_put_string(skb, IFLA_IFALIAS, dev->ifalias)) ||
+	    nla_put_ifalias(skb, dev) ||
 	    nla_put_u32(skb, IFLA_CARRIER_CHANGES,
 			atomic_read(&dev->carrier_changes)) ||
 	    nla_put_u8(skb, IFLA_PROTO_DOWN, dev->proto_down))
-- 
2.13.5

  parent reply	other threads:[~2017-09-23 19:26 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-23 19:26 [PATCH net-next v3 0/6] rtnetlink: preparation patches for further rtnl lock pushdown/removal Florian Westphal
2017-09-23 19:26 ` [PATCH net-next v3 1/6] selftests: rtnetlink.sh: add rudimentary vrf test Florian Westphal
2017-09-23 19:26 ` [PATCH net-next v3 2/6] rtnetlink: add helper to put master and link ifindexes Florian Westphal
2017-09-23 19:26 ` Florian Westphal [this message]
2017-09-23 21:04   ` [PATCH net-next v3 3/6] rtnetlink: add helper to dump ifalias Eric Dumazet
2017-09-23 21:21     ` Florian Westphal
2017-09-26  3:34   ` David Miller
2017-09-23 19:26 ` [PATCH net-next v3 4/6] rtnetlink: add helpers to dump vf information Florian Westphal
2017-09-23 19:26 ` [PATCH net-next v3 5/6] rtnetlink: add helpers to dump netnsid information Florian Westphal
2017-09-23 19:26 ` [PATCH net-next v3 6/6] rtnetlink: rtnl_have_link_slave_info doesn't need rtnl Florian Westphal

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