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dcb: Add missing error check in dcb_ieee_set() 

Missing error checking before nla_parse_nested().

Reported-by: Mark Rustad <mark.d.rustad@intel.com>
Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
John Fastabend 2011-06-21 07:35:04 +00:00 committed by David S. Miller
parent ab6baf980b
commit 4003b65871
1 changed files with 3 additions and 0 deletions
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3
net/dcb/dcbnl.c
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@ -1368,6 +1368,9 @@ static int dcbnl_ieee_set(struct net_device *netdev, struct nlattr **tb,
if (!ops) if (!ops)
return err; return err;
if (!tb[DCB_ATTR_IEEE])
return -EINVAL;
err = nla_parse_nested(ieee, DCB_ATTR_IEEE_MAX, err = nla_parse_nested(ieee, DCB_ATTR_IEEE_MAX,
tb[DCB_ATTR_IEEE], dcbnl_ieee_policy); tb[DCB_ATTR_IEEE], dcbnl_ieee_policy);
if (err) if (err)