mirror of https://gitee.com/openkylin/linux.git
net: ipv6: remove skb_reserve in getroute
Remove skb_reserve and skb_reset_mac_header from inet6_rtm_getroute. The allocated skb is not passed through the routing engine (like it is for IPv4) and has not since the beginning of git time. Signed-off-by: David Ahern <dsa@cumulusnetworks.com> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -3416,12 +3416,6 @@ static int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh)
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goto errout;
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}
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/* Reserve room for dummy headers, this skb can pass
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through good chunk of routing engine.
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*/
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skb_reset_mac_header(skb);
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skb_reserve(skb, MAX_HEADER + sizeof(struct ipv6hdr));
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skb_dst_set(skb, &rt->dst);
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err = rt6_fill_node(net, skb, rt, &fl6.daddr, &fl6.saddr, iif,
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