vlan: Stop using NLA_PUT*().
These macros contain a hidden goto, and are thus extremely error prone and make code hard to audit. Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Родитель
2eb812e650
Коммит
61849dda1d
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@ -166,11 +166,13 @@ static int vlan_fill_info(struct sk_buff *skb, const struct net_device *dev)
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struct nlattr *nest;
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unsigned int i;
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NLA_PUT_U16(skb, IFLA_VLAN_ID, vlan_dev_priv(dev)->vlan_id);
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if (nla_put_u16(skb, IFLA_VLAN_ID, vlan_dev_priv(dev)->vlan_id))
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goto nla_put_failure;
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if (vlan->flags) {
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f.flags = vlan->flags;
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f.mask = ~0;
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NLA_PUT(skb, IFLA_VLAN_FLAGS, sizeof(f), &f);
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if (nla_put(skb, IFLA_VLAN_FLAGS, sizeof(f), &f))
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goto nla_put_failure;
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}
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if (vlan->nr_ingress_mappings) {
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nest = nla_nest_start(skb, IFLA_VLAN_INGRESS_QOS);
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@ -183,8 +185,9 @@ static int vlan_fill_info(struct sk_buff *skb, const struct net_device *dev)
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m.from = i;
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m.to = vlan->ingress_priority_map[i];
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NLA_PUT(skb, IFLA_VLAN_QOS_MAPPING,
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sizeof(m), &m);
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if (nla_put(skb, IFLA_VLAN_QOS_MAPPING,
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sizeof(m), &m))
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goto nla_put_failure;
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}
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nla_nest_end(skb, nest);
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}
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@ -202,8 +205,9 @@ static int vlan_fill_info(struct sk_buff *skb, const struct net_device *dev)
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m.from = pm->priority;
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m.to = (pm->vlan_qos >> 13) & 0x7;
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NLA_PUT(skb, IFLA_VLAN_QOS_MAPPING,
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sizeof(m), &m);
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if (nla_put(skb, IFLA_VLAN_QOS_MAPPING,
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sizeof(m), &m))
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goto nla_put_failure;
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}
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}
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nla_nest_end(skb, nest);
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