From 23cf6107c6c22f32ba358e3316264eec4d0d30c2 Mon Sep 17 00:00:00 2001
From: James Prestwood <prestwoj@gmail.com>
Date: Wed, 4 Sep 2024 08:11:22 -0700
Subject: [PATCH] monitor: fix build with INGRESS/EGRESS definitions

These new values are undefined on older kernels (e.g. 5.15)
---
 monitor/nlmon.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/monitor/nlmon.c b/monitor/nlmon.c
index f365b36f..66df08a4 100644
--- a/monitor/nlmon.c
+++ b/monitor/nlmon.c
@@ -48,6 +48,14 @@
 #define ARPHRD_NETLINK	824
 #endif
 
+#ifndef RMNET_FLAGS_INGRESS_MAP_CKSUMV5
+#define RMNET_FLAGS_INGRESS_MAP_CKSUMV5 (1U << 4)
+#endif
+
+#ifndef RMNET_FLAGS_EGRESS_MAP_CKSUMV5
+#define RMNET_FLAGS_EGRESS_MAP_CKSUMV5 (1U << 5)
+#endif
+
 #include "linux/nl80211.h"
 
 #include "ell/useful.h"