diff options
| -rw-r--r-- | net/netlink/genetlink.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index 50ec599a5cff..3b7666944b11 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -1232,7 +1232,7 @@ static int ctrl_fill_info(const struct genl_family *family, u32 portid, u32 seq, hdr = genlmsg_put(skb, portid, seq, &genl_ctrl, flags, cmd); if (hdr == NULL) - return -1; + return -EMSGSIZE; if (nla_put_string(skb, CTRL_ATTR_FAMILY_NAME, family->name) || nla_put_u16(skb, CTRL_ATTR_FAMILY_ID, family->id) || @@ -1355,6 +1355,7 @@ static int ctrl_dumpfamily(struct sk_buff *skb, struct netlink_callback *cb) struct net *net = sock_net(skb->sk); int fams_to_skip = cb->args[0]; unsigned int id; + int err = 0; idr_for_each_entry(&genl_fam_idr, rt, id) { if (!rt->netnsok && !net_eq(net, &init_net)) @@ -1363,16 +1364,17 @@ static int ctrl_dumpfamily(struct sk_buff *skb, struct netlink_callback *cb) if (n++ < fams_to_skip) continue; - if (ctrl_fill_info(rt, NETLINK_CB(cb->skb).portid, - cb->nlh->nlmsg_seq, NLM_F_MULTI, - skb, CTRL_CMD_NEWFAMILY) < 0) { + err = ctrl_fill_info(rt, NETLINK_CB(cb->skb).portid, + cb->nlh->nlmsg_seq, NLM_F_MULTI, + skb, CTRL_CMD_NEWFAMILY); + if (err) { n--; break; } } cb->args[0] = n; - return skb->len; + return err; } static struct sk_buff *ctrl_build_family_msg(const struct genl_family *family, |