From f29e3acc336e911e88ffa9bbcba24efaf6caaee7 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Sun, 8 Dec 2019 13:46:21 +0100
Subject: socket: convert to ipv6_dst_lookup_flow for 5.5

Upstream changed the API, so we introduce this super insane compat hack
to make everything work again.
---
 src/compat/compat.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/compat/compat.h')

diff --git a/src/compat/compat.h b/src/compat/compat.h
index ab22fa4..b4a8f8b 100644
--- a/src/compat/compat.h
+++ b/src/compat/compat.h
@@ -861,6 +861,10 @@ static inline void skb_mark_not_on_list(struct sk_buff *skb)
 })
 #endif
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 5, 0)
+#define ipv6_dst_lookup_flow(a, b, c, d) ipv6_dst_lookup(a, b, &dst, c) + (void *)0 ?: dst
+#endif
+
 #if defined(ISUBUNTU1604)
 #include <linux/siphash.h>
 #ifndef _WG_LINUX_SIPHASH_H
-- 
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