[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>
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index 88d8a15..1b9ca45 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -38,15 +38,19 @@
{
struct nlattr *tb[TCA_PEDIT_MAX + 1];
struct tc_pedit *parm;
- int ret = 0;
+ int ret = 0, err;
struct tcf_pedit *p;
struct tcf_common *pc;
struct tc_pedit_key *keys = NULL;
int ksize;
- if (nla == NULL || nla_parse_nested(tb, TCA_PEDIT_MAX, nla, NULL) < 0)
+ if (nla == NULL)
return -EINVAL;
+ err = nla_parse_nested(tb, TCA_PEDIT_MAX, nla, NULL);
+ if (err < 0)
+ return err;
+
if (tb[TCA_PEDIT_PARMS] == NULL ||
nla_len(tb[TCA_PEDIT_PARMS]) < sizeof(*parm))
return -EINVAL;