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net_sched actions: use nla_parse_nested()

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Use nla_parse_nested instead of open-coding the call to
nla_parse() with the attribute data/len.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Johannes Berg 2016-10-26 14:44:33 +02:00 committed by David S. Miller
parent 166e6045ca
commit 4700e9ce6e
1 changed files with 1 additions and 2 deletions
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3
net/sched/act_api.c
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@ -1028,8 +1028,7 @@ static struct nlattr *find_dump_kind(const struct nlmsghdr *n)
if (tb[1] == NULL)
return NULL;
if (nla_parse(tb2, TCA_ACT_MAX, nla_data(tb[1]),
nla_len(tb[1]), NULL) < 0)
if (nla_parse_nested(tb2, TCA_ACT_MAX, tb[1], NULL) < 0)
return NULL;
kind = tb2[TCA_ACT_KIND];