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-rw-r--r--net/dcb/dcbnl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index f54c784e2b5b..e954d4c6590c 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -1368,6 +1368,9 @@ static int dcbnl_ieee_set(struct net_device *netdev, struct nlattr **tb,
if (!ops)
return err;
+ if (!tb[DCB_ATTR_IEEE])
+ return -EINVAL;
+
err = nla_parse_nested(ieee, DCB_ATTR_IEEE_MAX,
tb[DCB_ATTR_IEEE], dcbnl_ieee_policy);
if (err)