diff options
Diffstat (limited to 'net/tipc/netlink_compat.c')
| -rw-r--r-- | net/tipc/netlink_compat.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c index 217516357ef2..1c7aa51cc2a3 100644 --- a/net/tipc/netlink_compat.c +++ b/net/tipc/netlink_compat.c @@ -275,8 +275,9 @@ err_out: static int tipc_nl_compat_dumpit(struct tipc_nl_compat_cmd_dump *cmd, struct tipc_nl_compat_msg *msg) { - int err; + struct nlmsghdr *nlh; struct sk_buff *arg; + int err; if (msg->req_type && (!msg->req_size || !TLV_CHECK_TYPE(msg->req, msg->req_type))) @@ -305,6 +306,15 @@ static int tipc_nl_compat_dumpit(struct tipc_nl_compat_cmd_dump *cmd, return -ENOMEM; } + nlh = nlmsg_put(arg, 0, 0, tipc_genl_family.id, 0, NLM_F_MULTI); + if (!nlh) { + kfree_skb(arg); + kfree_skb(msg->rep); + msg->rep = NULL; + return -EMSGSIZE; + } + nlmsg_end(arg, nlh); + err = __tipc_nl_compat_dumpit(cmd, msg, arg); if (err) { kfree_skb(msg->rep); @@ -1327,7 +1337,7 @@ send: return err; } -static const struct genl_ops tipc_genl_compat_ops[] = { +static const struct genl_small_ops tipc_genl_compat_ops[] = { { .cmd = TIPC_GENL_CMD, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, @@ -1342,8 +1352,8 @@ static struct genl_family tipc_genl_compat_family __ro_after_init = { .maxattr = 0, .netnsok = true, .module = THIS_MODULE, - .ops = tipc_genl_compat_ops, - .n_ops = ARRAY_SIZE(tipc_genl_compat_ops), + .small_ops = tipc_genl_compat_ops, + .n_small_ops = ARRAY_SIZE(tipc_genl_compat_ops), }; int __init tipc_netlink_compat_start(void) |