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authorPatrick McHardy <kaber@trash.net>2008-01-24 07:33:32 +0300
committerDavid S. Miller <davem@davemloft.net>2008-01-29 02:11:18 +0300
commitcee63723b358e594225e812d6e14a2a0abfd5c88 (patch)
tree847f929e0f445cca8cdf55d7c17a56b0d0f2ec68 /net/sched/sch_dsmark.c
parentab27cfb85c5778400740ad0c401bde65616774eb (diff)
downloadlinux-cee63723b358e594225e812d6e14a2a0abfd5c88.tar.xz
[NET_SCHED]: Propagate nla_parse return value
nla_parse() returns more detailed errno codes, propagate them back on error. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_dsmark.c')
-rw-r--r--net/sched/sch_dsmark.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index f183ab768873..f1d0a08aca75 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -116,9 +116,14 @@ static int dsmark_change(struct Qdisc *sch, u32 classid, u32 parent,
goto errout;
}
- if (!opt || nla_parse_nested(tb, TCA_DSMARK_MAX, opt, NULL))
+ if (!opt)
goto errout;
+ err = nla_parse_nested(tb, TCA_DSMARK_MAX, opt, NULL);
+ if (err < 0)
+ return err;
+
+ err = -EINVAL;
if (tb[TCA_DSMARK_MASK]) {
if (nla_len(tb[TCA_DSMARK_MASK]) < sizeof(u8))
goto errout;
@@ -351,9 +356,14 @@ static int dsmark_init(struct Qdisc *sch, struct nlattr *opt)
pr_debug("dsmark_init(sch %p,[qdisc %p],opt %p)\n", sch, p, opt);
- if (!opt || nla_parse_nested(tb, TCA_DSMARK_MAX, opt, NULL) < 0)
+ if (!opt)
+ goto errout;
+
+ err = nla_parse_nested(tb, TCA_DSMARK_MAX, opt, NULL);
+ if (err < 0)
goto errout;
+ err = -EINVAL;
if (nla_len(tb[TCA_DSMARK_INDICES]) < sizeof(u16))
goto errout;
indices = nla_get_u16(tb[TCA_DSMARK_INDICES]);