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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_red.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_red.c')
-rw-r--r--net/sched/sch_red.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 6ce8da5aca0b..dcf6afc196f8 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -207,10 +207,15 @@ static int red_change(struct Qdisc *sch, struct nlattr *opt)
struct nlattr *tb[TCA_RED_MAX + 1];
struct tc_red_qopt *ctl;
struct Qdisc *child = NULL;
+ int err;
- if (opt == NULL || nla_parse_nested(tb, TCA_RED_MAX, opt, NULL))
+ if (opt == NULL)
return -EINVAL;
+ err = nla_parse_nested(tb, TCA_RED_MAX, opt, NULL);
+ if (err < 0)
+ return err;
+
if (tb[TCA_RED_PARMS] == NULL ||
nla_len(tb[TCA_RED_PARMS]) < sizeof(*ctl) ||
tb[TCA_RED_STAB] == NULL ||