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authorPatrick McHardy <kaber@trash.net>2009-08-25 16:07:40 +0200
committerPatrick McHardy <kaber@trash.net>2009-08-25 16:07:40 +0200
commit3a6c2b419b7768703cfb2cabdb894517c5065e33 (patch)
treed8d8dc9ad34ffdd2f0f56876e9d3b6f0e6d5eceb /include/net/rtnetlink.h
parent74f7a6552c8d76ffc5e11eb8d9d6c07238b9ae77 (diff)
netlink: constify nlmsghdr arguments
Consitfy nlmsghdr arguments to a couple of functions as preparation for the next patch, which will constify the netlink message data in all nfnetlink users. Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'include/net/rtnetlink.h')
-rw-r--r--include/net/rtnetlink.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h
index 3c1895e54b7f..85ba560332ed 100644
--- a/include/net/rtnetlink.h
+++ b/include/net/rtnetlink.h
@@ -14,7 +14,7 @@ extern void rtnl_register(int protocol, int msgtype,
extern int rtnl_unregister(int protocol, int msgtype);
extern void rtnl_unregister_all(int protocol);
-static inline int rtnl_msg_family(struct nlmsghdr *nlh)
+static inline int rtnl_msg_family(const struct nlmsghdr *nlh)
{
if (nlmsg_len(nlh) >= sizeof(struct rtgenmsg))
return ((struct rtgenmsg *) nlmsg_data(nlh))->rtgen_family;