diff options
| -rw-r--r-- | net/ipv4/nexthop.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c index ad48e5d71bf9..1c4f10fe3b4e 100644 --- a/net/ipv4/nexthop.c +++ b/net/ipv4/nexthop.c @@ -2015,22 +2015,13 @@ static bool nh_dump_filtered(struct nexthop *nh, return false; } -static int nh_valid_dump_req(const struct nlmsghdr *nlh, - struct nh_dump_filter *filter, - struct netlink_callback *cb) +static int __nh_valid_dump_req(const struct nlmsghdr *nlh, struct nlattr **tb, + struct nh_dump_filter *filter, + struct netlink_ext_ack *extack) { - struct netlink_ext_ack *extack = cb->extack; - struct nlattr *tb[ARRAY_SIZE(rtm_nh_policy_dump)]; struct nhmsg *nhm; - int err; u32 idx; - err = nlmsg_parse(nlh, sizeof(*nhm), tb, - ARRAY_SIZE(rtm_nh_policy_dump) - 1, - rtm_nh_policy_dump, NULL); - if (err < 0) - return err; - if (tb[NHA_OIF]) { idx = nla_get_u32(tb[NHA_OIF]); if (idx > INT_MAX) { @@ -2059,6 +2050,22 @@ static int nh_valid_dump_req(const struct nlmsghdr *nlh, return 0; } +static int nh_valid_dump_req(const struct nlmsghdr *nlh, + struct nh_dump_filter *filter, + struct netlink_callback *cb) +{ + struct nlattr *tb[ARRAY_SIZE(rtm_nh_policy_dump)]; + int err; + + err = nlmsg_parse(nlh, sizeof(struct nhmsg), tb, + ARRAY_SIZE(rtm_nh_policy_dump) - 1, + rtm_nh_policy_dump, cb->extack); + if (err < 0) + return err; + + return __nh_valid_dump_req(nlh, tb, filter, cb->extack); +} + /* rtnl */ static int rtm_dump_nexthop(struct sk_buff *skb, struct netlink_callback *cb) { |