diff options
author | Jiri Kosina <jkosina@suse.cz> | 2012-04-08 21:48:52 +0200 |
---|---|---|
committer | Jiri Kosina <jkosina@suse.cz> | 2012-04-08 21:48:52 +0200 |
commit | e75d660672ddd11704b7f0fdb8ff21968587b266 (patch) | |
tree | ccb9c107744c10b553c0373e450bee3971d16c00 /net/netlink/genetlink.c | |
parent | 61282f37927143e45b03153f3e7b48d6b702147a (diff) | |
parent | 0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff) |
Merge branch 'master' into for-next
Merge with latest Linus' tree, as I have incoming patches
that fix code that is newer than current HEAD of for-next.
Conflicts:
drivers/net/ethernet/realtek/r8169.c
Diffstat (limited to 'net/netlink/genetlink.c')
-rw-r--r-- | net/netlink/genetlink.c | 40 |
1 files changed, 38 insertions, 2 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index c29d2568c9e0..9f40441d7a7d 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -498,6 +498,37 @@ int genl_unregister_family(struct genl_family *family) } EXPORT_SYMBOL(genl_unregister_family); +/** + * genlmsg_put - Add generic netlink header to netlink message + * @skb: socket buffer holding the message + * @pid: netlink pid the message is addressed to + * @seq: sequence number (usually the one of the sender) + * @family: generic netlink family + * @flags netlink message flags + * @cmd: generic netlink command + * + * Returns pointer to user specific header + */ +void *genlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, + struct genl_family *family, int flags, u8 cmd) +{ + struct nlmsghdr *nlh; + struct genlmsghdr *hdr; + + nlh = nlmsg_put(skb, pid, seq, family->id, GENL_HDRLEN + + family->hdrsize, flags); + if (nlh == NULL) + return NULL; + + hdr = nlmsg_data(nlh); + hdr->cmd = cmd; + hdr->version = family->version; + hdr->reserved = 0; + + return (char *) hdr + GENL_HDRLEN; +} +EXPORT_SYMBOL(genlmsg_put); + static int genl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh) { struct genl_ops *ops; @@ -532,8 +563,13 @@ static int genl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh) return -EOPNOTSUPP; genl_unlock(); - err = netlink_dump_start(net->genl_sock, skb, nlh, - ops->dumpit, ops->done, 0); + { + struct netlink_dump_control c = { + .dump = ops->dumpit, + .done = ops->done, + }; + err = netlink_dump_start(net->genl_sock, skb, nlh, &c); + } genl_lock(); return err; } |