From f2168aa1713c8fae8f407cae838bab42adb07ed3 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Thu, 21 Dec 2017 00:42:30 +0100
Subject: compat: kernels < 3.13 modified genl_ops

---
 src/compat/compat.h | 3 ++-
 src/netlink.c       | 7 ++++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/compat/compat.h b/src/compat/compat.h
index 859d417..7bd3e50 100644
--- a/src/compat/compat.h
+++ b/src/compat/compat.h
@@ -468,7 +468,8 @@ static inline struct nlattr **genl_family_attrbuf(const struct genl_family *fami
 #if LINUX_VERSION_CODE < KERNEL_VERSION(4, 10, 0)
 #include <net/genetlink.h>
 #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0) && !defined(ISRHEL7)
-#define genl_register_family(a) genl_register_family_with_ops(a, (struct genl_ops *)genl_ops, ARRAY_SIZE(genl_ops))
+#define genl_register_family(a) genl_register_family_with_ops(a, genl_ops, ARRAY_SIZE(genl_ops))
+#define COMPAT_CANNOT_USE_CONST_GENL_OPS
 #else
 #define genl_register_family(a) genl_register_family_with_ops(a, genl_ops)
 #endif
diff --git a/src/netlink.c b/src/netlink.c
index 6abdab0..b703b17 100644
--- a/src/netlink.c
+++ b/src/netlink.c
@@ -468,7 +468,12 @@ out_nodev:
 	return ret;
 }
 
-static const struct genl_ops genl_ops[] = {
+#ifndef COMPAT_CANNOT_USE_CONST_GENL_OPS
+static const
+#else
+static
+#endif
+struct genl_ops genl_ops[] = {
 	{
 		.cmd = WG_CMD_GET_DEVICE,
 #ifndef COMPAT_CANNOT_USE_NETLINK_START
-- 
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