ipv6/mcast: join error paths using goto
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -303,20 +303,23 @@ static struct inet6_dev *ip6_mc_find_dev(struct net *net,
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dev = dev_get_by_index(net, ifindex);
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if (!dev)
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return NULL;
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goto nodev;
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idev = in6_dev_get(dev);
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if (!idev) {
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dev_put(dev);
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return NULL;
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}
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if (!idev)
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goto release;
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read_lock_bh(&idev->lock);
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if (idev->dead) {
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if (idev->dead)
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goto unlock_release;
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return idev;
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unlock_release:
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read_unlock_bh(&idev->lock);
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in6_dev_put(idev);
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release:
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dev_put(dev);
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nodev:
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return NULL;
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}
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return idev;
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}
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void ipv6_sock_mc_close(struct sock *sk)
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