netdev - [PATCH net-next 7/9] libnl: add nla_put_u64

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Message-Id: <1461339084-3849-8-git-send-email-nicolas.dichtel@6wind.com>
Date:	Fri, 22 Apr 2016 17:31:22 +0200
From:	Nicolas Dichtel <nicolas.dichtel@...nd.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, linux-kernel@...r.kernel.org,
	linux-wpan@...r.kernel.org, aar@...gutronix.de,
	pablo@...filter.org, kaber@...sh.net, kadlec@...ckhole.kfki.hu,
	pshelar@...ira.com, kuznet@....inr.ac.ru, jmorris@...ei.org,
	yoshfuji@...ux-ipv6.org, netfilter-devel@...r.kernel.org,
	dev@...nvswitch.org, steffen.klassert@...unet.com,
	herbert@...dor.apana.org.au, bsingharora@...il.com,
	Nicolas Dichtel <nicolas.dichtel@...nd.com>
Subject: [PATCH net-next 7/9] libnl: add nla_put_u64_64bit() helper

With this function, nla_data() is aligned on a 64-bit area.

Signed-off-by: Nicolas Dichtel <nicolas.dichtel@...nd.com>
---
 include/net/netlink.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/net/netlink.h b/include/net/netlink.h
index 113b483b6ee8..e589cb3dccee 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -858,6 +858,19 @@ static inline int nla_put_u64(struct sk_buff *skb, int attrtype, u64 value)
 }
 
 /**
+ * nla_put_u64_64bit - Add a u64 netlink attribute to a skb and align it
+ * @skb: socket buffer to add attribute to
+ * @attrtype: attribute type
+ * @value: numeric value
+ * @padattr: attribute type for the padding
+ */
+static inline int nla_put_u64_64bit(struct sk_buff *skb, int attrtype,
+				    u64 value, int padattr)
+{
+	return nla_put_64bit(skb, attrtype, sizeof(u64), &value, padattr);
+}
+
+/**
  * nla_put_be64 - Add a __be64 netlink attribute to a socket buffer and align it
  * @skb: socket buffer to add attribute to
  * @attrtype: attribute type
-- 
2.8.1