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Subject[PATCH net-next v12 4/5] genetlink: Add genlmsg_parse() helper function.
Date
The first user will be the next patch.

Signed-off-by: Joe Stringer <joestringer@nicira.com>
---
include/net/genetlink.h | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index 8412508..fb2d2e6 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -206,6 +206,23 @@ static inline struct nlmsghdr *genlmsg_nlhdr(void *user_hdr,
}

/**
+ * genlmsg_parse - parse attributes of a genetlink message
+ * @nlh: netlink message header
+ * @family: genetlink message family
+ * @tb: destination array with maxtype+1 elements
+ * @maxtype: maximum attribute type to be expected
+ * @policy: validation policy
+ * */
+static inline int genlmsg_parse(const struct nlmsghdr *nlh,
+ const struct genl_family *family,
+ struct nlattr *tb[], int maxtype,
+ const struct nla_policy *policy)
+{
+ return nlmsg_parse(nlh, family->hdrsize + GENL_HDRLEN, tb, maxtype,
+ policy);
+}
+
+/**
* genl_dump_check_consistent - check if sequence is consistent and advertise if not
* @cb: netlink callback structure that stores the sequence number
* @user_hdr: user header as returned from genlmsg_put()
--
1.7.10.4


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