[34-longterm 235/247] netlink: Make nlmsg_find_attr take a const nlmsghdr*.

Paul Gortmaker
2011-06-23T17:43:31Z

From: Nelson Elhage <nelhage@ksplice.com>

-------------------
This is a commit scheduled for the next v2.6.34 longterm release.
If you see a problem with using this for longterm, please comment.
-------------------

commit 6b8c92ba07287578718335ce409de8e8d7217e40 upstream.

This will let us use it on a nlmsghdr stored inside a netlink_callback.

Signed-off-by: Nelson Elhage <nelhage@ksplice.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
---
include/net/netlink.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/net/netlink.h b/include/net/netlink.h
index 4fc05b5..28c27d1 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -384,7 +384,7 @@ static inline int nlmsg_parse(const struct nlmsghdr *nlh, int hdrlen,
*
* Returns the first attribute which matches the specified type.
*/
-static inline struct nlattr *nlmsg_find_attr(struct nlmsghdr *nlh,
+static inline struct nlattr *nlmsg_find_attr(const struct nlmsghdr *nlh,
int hdrlen, int attrtype)
{
return nla_find(nlmsg_attrdata(nlh, hdrlen),
--
1.7.4.4