From 3102d284b5cdb7eb1faede92a357c28b385093e6 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Fri, 9 Mar 2018 13:26:48 +0100
Subject: compat: silence warning on frankenkernels

Some Android 3.18 devices backport this macro.
---
 src/compat/compat.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/compat/compat.h b/src/compat/compat.h
index 86dcfd2..ff6d2f1 100644
--- a/src/compat/compat.h
+++ b/src/compat/compat.h
@@ -56,8 +56,11 @@
 #endif
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(4, 3, 0)
+#include <linux/rcupdate.h>
+#ifndef RCU_LOCKDEP_WARN
 #define RCU_LOCKDEP_WARN(cond, message) rcu_lockdep_assert(!(cond), message)
 #endif
+#endif
 
 #if ((LINUX_VERSION_CODE > KERNEL_VERSION(3, 19, 0) && LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 6)) || \
     (LINUX_VERSION_CODE < KERNEL_VERSION(3, 18, 12) && LINUX_VERSION_CODE > KERNEL_VERSION(3, 17, 0)) || \
-- 
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