change otg to host mode

hc

2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/net/ipv4/ip_tunnel_core.c
..
..
@@ -224,7 +224,7 @@
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 		.un.frag.__unused	= 0,
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 		.un.frag.mtu		= ntohs(mtu),
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 	};
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-	icmph->checksum = ip_compute_csum(icmph, len);
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+	icmph->checksum = csum_fold(skb_checksum(skb, 0, len, 0));
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 	skb_reset_transport_header(skb);
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 	niph = skb_push(skb, sizeof(*niph));