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authorDavid S. Miller <davem@davemloft.net>2012-03-29 11:11:39 +0200
committerDavid S. Miller <davem@davemloft.net>2012-04-02 00:11:37 +0200
commit1b34ec43c9b3de44a5420841ab293d1b2035a94c (patch)
tree8d6cf966c813e0e61001655179b5ef8e5f1b54b3 /net/sched/cls_basic.c
parentwireless: Stop using NLA_PUT*(). (diff)
downloadlinux-1b34ec43c9b3de44a5420841ab293d1b2035a94c.tar.xz
linux-1b34ec43c9b3de44a5420841ab293d1b2035a94c.zip
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/cls_basic.c')
-rw-r--r--net/sched/cls_basic.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c
index ea1f70b5a5f4..590960a22a77 100644
--- a/net/sched/cls_basic.c
+++ b/net/sched/cls_basic.c
@@ -257,8 +257,9 @@ static int basic_dump(struct tcf_proto *tp, unsigned long fh,
if (nest == NULL)
goto nla_put_failure;
- if (f->res.classid)
- NLA_PUT_U32(skb, TCA_BASIC_CLASSID, f->res.classid);
+ if (f->res.classid &&
+ nla_put_u32(skb, TCA_BASIC_CLASSID, f->res.classid))
+ goto nla_put_failure;
if (tcf_exts_dump(skb, &f->exts, &basic_ext_map) < 0 ||
tcf_em_tree_dump(skb, &f->ematches, TCA_BASIC_EMATCHES) < 0)