change otg to host mode

hc

2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/net/ipv4/ip_forward.c
..
..
@@ -69,6 +69,13 @@
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 	__IP_INC_STATS(net, IPSTATS_MIB_OUTFORWDATAGRAMS);
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 	__IP_ADD_STATS(net, IPSTATS_MIB_OUTOCTETS, skb->len);
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+#ifdef CONFIG_NET_SWITCHDEV
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+	if (skb->offload_l3_fwd_mark) {
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+		consume_skb(skb);
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+		return 0;
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+	}
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+#endif
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+
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 	if (unlikely(opt->optlen))
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 		ip_forward_options(skb);
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..
..
@@ -144,7 +151,7 @@
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 	    !skb_sec_path(skb))
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 		ip_rt_send_redirect(skb);
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-	if (net->ipv4.sysctl_ip_fwd_update_priority)
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+	if (READ_ONCE(net->ipv4.sysctl_ip_fwd_update_priority))
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 		skb->priority = rt_tos2priority(iph->tos);
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 	return NF_HOOK(NFPROTO_IPV4, NF_INET_FORWARD,