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dcb: unlock on error in dcbnl_ieee_get()

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There is a "goto nla_put_failure" hidden inside the NLA_PUT() macro, but
we're holding the dcb_lock so we need to unlock first.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter 2011-01-04 21:03:12 +00:00 committed by David S. Miller
parent 0c66100174
commit 70bfa2d2e1
1 changed files with 8 additions and 3 deletions
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11
net/dcb/dcbnl.c
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@ -1264,9 +1264,14 @@ static int dcbnl_ieee_get(struct net_device *netdev, struct nlattr **tb,
spin_lock(&dcb_lock);
list_for_each_entry(itr, &dcb_app_list, list) {
if (strncmp(itr->name, netdev->name, IFNAMSIZ) == 0)
NLA_PUT(skb, DCB_ATTR_IEEE_APP,
sizeof(itr->app), &itr->app);
if (strncmp(itr->name, netdev->name, IFNAMSIZ) == 0) {
err = nla_put(skb, DCB_ATTR_IEEE_APP, sizeof(itr->app),
&itr->app);
if (err) {
spin_unlock(&dcb_lock);
goto nla_put_failure;
}
}
}
spin_unlock(&dcb_lock);
nla_nest_end(skb, app);