[TCP]: Change tcp_diag to use the existing __RTA_PUT() macro.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -43,13 +43,7 @@ struct tcpdiag_entry
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static struct sock *tcpnl;
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#define TCPDIAG_PUT(skb, attrtype, attrlen) \
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({ int rtalen = RTA_LENGTH(attrlen); \
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struct rtattr *rta; \
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if (skb_tailroom(skb) < RTA_ALIGN(rtalen)) goto nlmsg_failure; \
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rta = (void*)__skb_put(skb, RTA_ALIGN(rtalen)); \
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rta->rta_type = attrtype; \
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rta->rta_len = rtalen; \
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RTA_DATA(rta); })
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RTA_DATA(__RTA_PUT(skb, attrtype, attrlen))
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static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
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int ext, u32 pid, u32 seq, u16 nlmsg_flags)
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@ -167,6 +161,7 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
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nlh->nlmsg_len = skb->tail - b;
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return skb->len;
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rtattr_failure:
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nlmsg_failure:
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skb_trim(skb, b - skb->data);
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return -1;
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