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authorDavid S. Miller <davem@davemloft.net>2012-03-29 05:11:39 -0400
committerDavid S. Miller <davem@davemloft.net>2012-04-01 18:11:37 -0400
commit1b34ec43c9b3de44a5420841ab293d1b2035a94c (patch)
tree8d6cf966c813e0e61001655179b5ef8e5f1b54b3 /net/sched/ematch.c
parent9360ffd1859720f6520cf59241909b74dae369d0 (diff)
pkt_sched: Stop using NLA_PUT*().
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>
Diffstat (limited to 'net/sched/ematch.c')
-rw-r--r--net/sched/ematch.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/sched/ematch.c b/net/sched/ematch.c
index 88d93eb9250..aca233c2b84 100644
--- a/net/sched/ematch.c
+++ b/net/sched/ematch.c
@@ -441,7 +441,8 @@ int tcf_em_tree_dump(struct sk_buff *skb, struct tcf_ematch_tree *tree, int tlv)
if (top_start == NULL)
goto nla_put_failure;
- NLA_PUT(skb, TCA_EMATCH_TREE_HDR, sizeof(tree->hdr), &tree->hdr);
+ if (nla_put(skb, TCA_EMATCH_TREE_HDR, sizeof(tree->hdr), &tree->hdr))
+ goto nla_put_failure;
list_start = nla_nest_start(skb, TCA_EMATCH_TREE_LIST);
if (list_start == NULL)
@@ -457,7 +458,8 @@ int tcf_em_tree_dump(struct sk_buff *skb, struct tcf_ematch_tree *tree, int tlv)
.flags = em->flags
};
- NLA_PUT(skb, i + 1, sizeof(em_hdr), &em_hdr);
+ if (nla_put(skb, i + 1, sizeof(em_hdr), &em_hdr))
+ goto nla_put_failure;
if (em->ops && em->ops->dump) {
if (em->ops->dump(skb, em) < 0)