From 6af0b4d1c1df730bcd3d8f0ec9b020108af18c6f Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Tue, 28 Jan 2020 16:21:10 +0100
Subject: compat: refuse to build on >= 5.6

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
 src/compat/compat.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/compat/compat.h b/src/compat/compat.h
index 96f3556..c18978e 100644
--- a/src/compat/compat.h
+++ b/src/compat/compat.h
@@ -38,6 +38,10 @@
 #error "WireGuard requires Linux >= 3.10"
 #endif
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 6, 0)
+#error "WireGuard has been merged into Linux >= 5.6 and therefore this compatibility module is no longer required."
+#endif
+
 #if defined(ISRHEL7)
 #include <linux/skbuff.h>
 #define headers_end headers_start
-- 
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