[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

@@ -62,12 +62,16 @@ static int tcf_mirred_init(struct nlattr *nla, struct nlattr *est,
struct tcf_mirred *m;
struct tcf_common *pc;
struct net_device *dev = NULL;
int ret = 0;
int ret = 0, err;
int ok_push = 0;
if (nla == NULL || nla_parse_nested(tb, TCA_MIRRED_MAX, nla, NULL) < 0)
if (nla == NULL)
return -EINVAL;
err = nla_parse_nested(tb, TCA_MIRRED_MAX, nla, NULL);
if (err < 0)
return err;
if (tb[TCA_MIRRED_PARMS] == NULL ||
nla_len(tb[TCA_MIRRED_PARMS]) < sizeof(*parm))
return -EINVAL;