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Date:	Mon, 30 Sep 2013 22:03:09 +0200
From:	Mathias Krause <minipli@...glemail.com>
To:	Evgeniy Polyakov <zbr@...emap.net>
Cc:	Mathias Krause <minipli@...glemail.com>, netdev@...r.kernel.org
Subject: [PATCH 4/4] connector - documentation: simplify netlink message length assignment

Use the precalculated size instead of obfuscating the message length
calculation by first subtracting the netlink header length from size
and then use the NLMSG_LENGTH() macro to add it back again.

Signed-off-by: Mathias Krause <minipli@...glemail.com>
---
 Documentation/connector/ucon.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/connector/ucon.c b/Documentation/connector/ucon.c
index 4848db8..8a4da64 100644
--- a/Documentation/connector/ucon.c
+++ b/Documentation/connector/ucon.c
@@ -71,7 +71,7 @@ static int netlink_send(int s, struct cn_msg *msg)
 	nlh->nlmsg_seq = seq++;
 	nlh->nlmsg_pid = getpid();
 	nlh->nlmsg_type = NLMSG_DONE;
-	nlh->nlmsg_len = NLMSG_LENGTH(size - sizeof(*nlh));
+	nlh->nlmsg_len = size;
 	nlh->nlmsg_flags = 0;
 
 	m = NLMSG_DATA(nlh);
-- 
1.7.10.4

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