[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>
This commit is contained in:
Patrick McHardy
2008-01-23 20:33:32 -08:00
committed by David S. Miller
parent ab27cfb85c
commit cee63723b3
25 changed files with 171 additions and 60 deletions

View File

@@ -301,7 +301,7 @@ errout:
int tcf_em_tree_validate(struct tcf_proto *tp, struct nlattr *nla,
struct tcf_ematch_tree *tree)
{
int idx, list_len, matches_len, err = -EINVAL;
int idx, list_len, matches_len, err;
struct nlattr *tb[TCA_EMATCH_TREE_MAX + 1];
struct nlattr *rt_match, *rt_hdr, *rt_list;
struct tcf_ematch_tree_hdr *tree_hdr;
@@ -312,9 +312,11 @@ int tcf_em_tree_validate(struct tcf_proto *tp, struct nlattr *nla,
return 0;
}
if (nla_parse_nested(tb, TCA_EMATCH_TREE_MAX, nla, NULL) < 0)
err = nla_parse_nested(tb, TCA_EMATCH_TREE_MAX, nla, NULL);
if (err < 0)
goto errout;
err = -EINVAL;
rt_hdr = tb[TCA_EMATCH_TREE_HDR];
rt_list = tb[TCA_EMATCH_TREE_LIST];