diff options
| author | Patrick McHardy <kaber@trash.net> | 2008-01-24 05:33:32 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-29 00:11:18 +0100 |
| commit | cee63723b358e594225e812d6e14a2a0abfd5c88 (patch) | |
| tree | 847f929e0f445cca8cdf55d7c17a56b0d0f2ec68 /net/sched/act_ipt.c | |
| parent | [NET_SCHED]: act_api: use PTR_ERR in tcf_action_init/tcf_action_get (diff) | |
| download | linux-cee63723b358e594225e812d6e14a2a0abfd5c88.tar.xz linux-cee63723b358e594225e812d6e14a2a0abfd5c88.zip | |
[NET_SCHED]: Propagate nla_parse return value
nla_parse() returns more detailed errno codes, propagate them back on
error.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/act_ipt.c')
| -rw-r--r-- | net/sched/act_ipt.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c index fee5282637cc..12693347d56a 100644 --- a/net/sched/act_ipt.c +++ b/net/sched/act_ipt.c @@ -104,9 +104,13 @@ static int tcf_ipt_init(struct nlattr *nla, struct nlattr *est, u32 hook = 0; u32 index = 0; - if (nla == NULL || nla_parse_nested(tb, TCA_IPT_MAX, nla, NULL) < 0) + if (nla == NULL) return -EINVAL; + err = nla_parse_nested(tb, TCA_IPT_MAX, nla, NULL); + if (err < 0) + return err; + if (tb[TCA_IPT_HOOK] == NULL || nla_len(tb[TCA_IPT_HOOK]) < sizeof(u32)) return -EINVAL; |