From: David Miller <davem@davemloft.net>
To: netdev@vger.kernel.org
Subject: [PATCH 16/18] pkt_sched: cls_api: Move away from NLMSG_NEW().
Date: Tue, 26 Jun 2012 22:02:51 -0700 (PDT) [thread overview]
Message-ID: <20120626.220251.1940322678100637602.davem@davemloft.net> (raw)
And use nlmsg_data() while we're here too, as well as remove
a useless cast.
Signed-off-by: David S. Miller <davem@davemloft.net>
---
net/sched/cls_api.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index f452f69..6dd1131 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -140,7 +140,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
int tp_created = 0;
replay:
- t = NLMSG_DATA(n);
+ t = nlmsg_data(n);
protocol = TC_H_MIN(t->tcm_info);
prio = TC_H_MAJ(t->tcm_info);
nprio = prio;
@@ -349,8 +349,10 @@ static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp,
struct nlmsghdr *nlh;
unsigned char *b = skb_tail_pointer(skb);
- nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*tcm), flags);
- tcm = NLMSG_DATA(nlh);
+ nlh = nlmsg_put(skb, pid, seq, event, sizeof(*tcm), flags);
+ if (!nlh)
+ goto out_nlmsg_trim;
+ tcm = nlmsg_data(nlh);
tcm->tcm_family = AF_UNSPEC;
tcm->tcm__pad1 = 0;
tcm->tcm__pad2 = 0;
@@ -368,7 +370,7 @@ static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp,
nlh->nlmsg_len = skb_tail_pointer(skb) - b;
return skb->len;
-nlmsg_failure:
+out_nlmsg_trim:
nla_put_failure:
nlmsg_trim(skb, b);
return -1;
@@ -418,7 +420,7 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb)
struct net_device *dev;
struct Qdisc *q;
struct tcf_proto *tp, **chain;
- struct tcmsg *tcm = (struct tcmsg *)NLMSG_DATA(cb->nlh);
+ struct tcmsg *tcm = nlmsg_data(cb->nlh);
unsigned long cl = 0;
const struct Qdisc_class_ops *cops;
struct tcf_dump_args arg;
--
1.7.10.2
reply other threads:[~2012-06-27 5:02 UTC|newest]
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