netdev - [PATCH] ipv4: tunnel: fix compilation on ARCH=um

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Date:   Wed, 12 Aug 2020 21:08:53 +0200
From:   Johannes Berg <johannes@...solutions.net>
To:     linux-wireless@...r.kernel.org, netdev@...r.kernel.org
Cc:     Johannes Berg <johannes.berg@...el.com>
Subject: [PATCH] ipv4: tunnel: fix compilation on ARCH=um

From: Johannes Berg <johannes.berg@...el.com>

With certain configurations, a 64-bit ARCH=um errors
out here with an unknown csum_ipv6_magic() function.
Include the right header file to always have it.

Signed-off-by: Johannes Berg <johannes.berg@...el.com>
---
 net/ipv4/ip_tunnel_core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c
index 9ddee2a0c66d..4ecf0232ba2d 100644
--- a/net/ipv4/ip_tunnel_core.c
+++ b/net/ipv4/ip_tunnel_core.c
@@ -37,6 +37,7 @@
 #include <net/geneve.h>
 #include <net/vxlan.h>
 #include <net/erspan.h>
+#include <net/ip6_checksum.h>
 
 const struct ip_tunnel_encap_ops __rcu *
 		iptun_encaps[MAX_IPTUN_ENCAP_OPS] __read_mostly;
-- 
2.26.2