diff options
Diffstat (limited to 'net/mptcp')
| -rw-r--r-- | net/mptcp/pm_netlink.c | 6 | ||||
| -rw-r--r-- | net/mptcp/pm_userspace.c | 9 |
2 files changed, 12 insertions, 3 deletions
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index c799fe84dfd3..354083b8386f 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -1908,8 +1908,10 @@ int mptcp_pm_nl_set_flags(struct sk_buff *skb, struct genl_info *info) if (addr.addr.family == AF_UNSPEC) { lookup_by_id = 1; - if (!addr.addr.id) + if (!addr.addr.id) { + GENL_SET_ERR_MSG(info, "missing required inputs"); return -EOPNOTSUPP; + } } if (addr.flags & MPTCP_PM_ADDR_FLAG_BACKUP) @@ -1919,11 +1921,13 @@ int mptcp_pm_nl_set_flags(struct sk_buff *skb, struct genl_info *info) entry = __lookup_addr(pernet, &addr.addr, lookup_by_id); if (!entry) { spin_unlock_bh(&pernet->lock); + GENL_SET_ERR_MSG(info, "address not found"); return -EINVAL; } if ((addr.flags & MPTCP_PM_ADDR_FLAG_FULLMESH) && (entry->flags & MPTCP_PM_ADDR_FLAG_SIGNAL)) { spin_unlock_bh(&pernet->lock); + GENL_SET_ERR_MSG(info, "invalid addr flags"); return -EINVAL; } diff --git a/net/mptcp/pm_userspace.c b/net/mptcp/pm_userspace.c index 7ef3b69852f0..9f5d422d5ef6 100644 --- a/net/mptcp/pm_userspace.c +++ b/net/mptcp/pm_userspace.c @@ -563,13 +563,17 @@ int mptcp_userspace_pm_set_flags(struct sk_buff *skb, struct genl_info *info) token_val = nla_get_u32(token); msk = mptcp_token_get_sock(net, token_val); - if (!msk) + if (!msk) { + NL_SET_ERR_MSG_ATTR(info->extack, token, "invalid token"); return ret; + } sk = (struct sock *)msk; - if (!mptcp_pm_is_userspace(msk)) + if (!mptcp_pm_is_userspace(msk)) { + GENL_SET_ERR_MSG(info, "userspace PM not selected"); goto set_flags_err; + } ret = mptcp_pm_parse_entry(attr, info, false, &loc); if (ret < 0) @@ -583,6 +587,7 @@ int mptcp_userspace_pm_set_flags(struct sk_buff *skb, struct genl_info *info) if (loc.addr.family == AF_UNSPEC || rem.addr.family == AF_UNSPEC) { + GENL_SET_ERR_MSG(info, "invalid address families"); ret = -EINVAL; goto set_flags_err; } |