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pkt_sched: Stop using NLA_PUT*().

Browse source 
These macros contain a hidden goto, and are thus extremely error
prone and make code hard to audit.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2012-03-29 05:11:39 -04:00
parent 9360ffd185
commit 1b34ec43c9
40 changed files with 263 additions and 157 deletions
Download patch file Download diff file Expand all files Collapse all files

9
net/sched/sch_api.c
View file

@ -426,7 +426,8 @@ static int qdisc_dump_stab(struct sk_buff *skb, struct qdisc_size_table *stab)
nest = nla_nest_start(skb, TCA_STAB);
if (nest == NULL)
goto nla_put_failure;
NLA_PUT(skb, TCA_STAB_BASE, sizeof(stab->szopts), &stab->szopts);
if (nla_put(skb, TCA_STAB_BASE, sizeof(stab->szopts), &stab->szopts))
goto nla_put_failure;
nla_nest_end(skb, nest);
return skb->len;
@ -1201,7 +1202,8 @@ static int tc_fill_qdisc(struct sk_buff *skb, struct Qdisc *q, u32 clid,
tcm->tcm_parent = clid;
tcm->tcm_handle = q->handle;
tcm->tcm_info = atomic_read(&q->refcnt);
NLA_PUT_STRING(skb, TCA_KIND, q->ops->id);
if (nla_put_string(skb, TCA_KIND, q->ops->id))
goto nla_put_failure;
if (q->ops->dump && q->ops->dump(q, skb) < 0)
goto nla_put_failure;
q->qstats.qlen = q->q.qlen;
@ -1505,7 +1507,8 @@ static int tc_fill_tclass(struct sk_buff *skb, struct Qdisc *q,
tcm->tcm_parent = q->handle;
tcm->tcm_handle = q->handle;
tcm->tcm_info = 0;
NLA_PUT_STRING(skb, TCA_KIND, q->ops->id);
if (nla_put_string(skb, TCA_KIND, q->ops->id))
goto nla_put_failure;
if (cl_ops->dump && cl_ops->dump(q, cl, skb, tcm) < 0)
goto nla_put_failure;