[PATCH net-next v13 4/5] genetlink: Add genlmsg_parse() helper function.
From: Joe Stringer <hidden>
Date: 2015-01-20 18:33:19
Also in:
lkml
Subsystem:
networking [general], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
The first user will be the next patch. Signed-off-by: Joe Stringer <redacted> --- include/net/genetlink.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index f24aa83..d5a9a8b 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