add REDIRECT

hc

2024-10-09 05e59e5fb0064c97a1c10921ecd549f2d4a58565

 kernel/net/ipv4/udplite.c
..
..
@@ -17,6 +17,14 @@
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 struct udp_table 	udplite_table __read_mostly;
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 EXPORT_SYMBOL(udplite_table);
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+/* Designate sk as UDP-Lite socket */
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+static int udplite_sk_init(struct sock *sk)
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+{
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+	udp_init_sock(sk);
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+	udp_sk(sk)->pcflag = UDPLITE_BIT;
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+	return 0;
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+}
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+
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 static int udplite_rcv(struct sk_buff *skb)
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 {
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 	return __udp4_lib_rcv(skb, &udplite_table, IPPROTO_UDPLITE);
..
..
@@ -54,6 +62,8 @@
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 	.get_port	   = udp_v4_get_port,
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 	.memory_allocated  = &udp_memory_allocated,
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 	.sysctl_mem	   = sysctl_udp_mem,
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+	.sysctl_wmem_offset = offsetof(struct net, ipv4.sysctl_udp_wmem_min),
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+	.sysctl_rmem_offset = offsetof(struct net, ipv4.sysctl_udp_rmem_min),
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 	.obj_size	   = sizeof(struct udp_sock),
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 	.h.udp_table	   = &udplite_table,
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 };