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authorHong zhi guo <honkiko@gmail.com>2013-03-25 19:04:05 +0000
committerDavid S. Miller <davem@davemloft.net>2013-03-26 12:40:05 -0400
commita88b9ce5ad4fc633b159b37d3ed8af60a4008fbc (patch)
treebfd6ae6ba6fad351e89bb6731f466c61c755e545 /include/uapi/linux/netlink.h
parent03c9d7ab180ee17c851378ecd3562147f933e48d (diff)
netlink: remove duplicated NLMSG_ALIGN
NLMSG_HDRLEN is already aligned value. It's for directly reference without extra alignment. The redundant alignment here may confuse the API users. Signed-off-by: Hong Zhiguo <honkiko@gmail.com> Acked-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi/linux/netlink.h')
-rw-r--r--include/uapi/linux/netlink.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/uapi/linux/netlink.h b/include/uapi/linux/netlink.h
index 78d5b8a546d6..32a354f67ba4 100644
--- a/include/uapi/linux/netlink.h
+++ b/include/uapi/linux/netlink.h
@@ -78,7 +78,7 @@ struct nlmsghdr {
#define NLMSG_ALIGNTO 4U
#define NLMSG_ALIGN(len) ( ((len)+NLMSG_ALIGNTO-1) & ~(NLMSG_ALIGNTO-1) )
#define NLMSG_HDRLEN ((int) NLMSG_ALIGN(sizeof(struct nlmsghdr)))
-#define NLMSG_LENGTH(len) ((len)+NLMSG_ALIGN(NLMSG_HDRLEN))
+#define NLMSG_LENGTH(len) ((len) + NLMSG_HDRLEN)
#define NLMSG_SPACE(len) NLMSG_ALIGN(NLMSG_LENGTH(len))
#define NLMSG_DATA(nlh) ((void*)(((char*)nlh) + NLMSG_LENGTH(0)))
#define NLMSG_NEXT(nlh,len) ((len) -= NLMSG_ALIGN((nlh)->nlmsg_len), \