[openwrt/openwrt] kernel: fix build of kmod-udptunnel4 and kmod-udptunnel6

LEDE Commits lede-commits at lists.infradead.org
Thu Nov 20 08:28:45 PST 2025 

ansuel pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/f7d6e73d598dc6442c27afde93e3f738ba052543

commit f7d6e73d598dc6442c27afde93e3f738ba052543
Author: Andy Chiang <AndyChiang_git at outlook.com>
AuthorDate: Thu Nov 20 17:24:45 2025 +0700

    kernel: fix build of kmod-udptunnel4 and kmod-udptunnel6
    
    This fixes the following errors:
    ```
    make[4]: Entering directory '/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/linux-6.12.57'
      MODPOST /home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/Module.symvers
    ERROR: modpost: "udp_tunnel6_xmit_skb" [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/ovpn-dco-v2.ko] undefined!
    ERROR: modpost: "setup_udp_tunnel_sock" [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/ovpn-dco-v2.ko] undefined!
    ERROR: modpost: "udp_tunnel_xmit_skb" [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/ovpn-dco-v2.ko] undefined!
    make[6]: *** [scripts/Makefile.modpost:145: /home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/Module.symvers] Error 1
    make[5]: *** [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/linux-6.12.57/Makefile:1897: modpost] Error 2
    make[4]: *** [Makefile:224: __sub-make] Error 2
    ```
    
    ref 1d15a96b29dc
    fixes: openwrt/packages#22998
    
    Signed-off-by: Andy Chiang <AndyChiang_git at outlook.com>
    Link: https://github.com/openwrt/openwrt/pull/20839
    Signed-off-by: Christian Marangi <ansuelsmth at gmail.com>
---
 .../hack-6.12/249-udp-tunnel-selection.patch       | 36 ++++++++++++++++++++++
 .../hack-6.6/249-udp-tunnel-selection.patch        | 36 ++++++++++++++++++++++
 2 files changed, 72 insertions(+)

diff --git a/target/linux/generic/hack-6.12/249-udp-tunnel-selection.patch b/target/linux/generic/hack-6.12/249-udp-tunnel-selection.patch
new file mode 100644
index 0000000000..7f7e5f11f4
--- /dev/null
+++ b/target/linux/generic/hack-6.12/249-udp-tunnel-selection.patch
@@ -0,0 +1,36 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Andy Chiang <AndyChiang_git at outlook.com>
+Date: Thu, 20 Nov 2025 20:37:53 +0700
+Subject: [PATCH] kernel: fix build of kmod-udptunnel4 and kmod-udptunnel6
+
+This fixes the following errors:
+```
+make[4]: Entering directory '/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/linux-6.12.57'
+  MODPOST /home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/Module.symvers
+ERROR: modpost: "udp_tunnel6_xmit_skb" [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/ovpn-dco-v2.ko] undefined!
+ERROR: modpost: "setup_udp_tunnel_sock" [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/ovpn-dco-v2.ko] undefined!
+ERROR: modpost: "udp_tunnel_xmit_skb" [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/ovpn-dco-v2.ko] undefined!
+make[6]: *** [scripts/Makefile.modpost:145: /home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/Module.symvers] Error 1
+make[5]: *** [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/linux-6.12.57/Makefile:1897: modpost] Error 2
+make[4]: *** [Makefile:224: __sub-make] Error 2
+```
+
+ref https://github.com/openwrt/openwrt/commit/1d15a96b29dcd0947690951a7c36aead79a27129
+fixes: https://github.com/openwrt/packages/issues/22998
+
+Signed-off-by: Andy Chiang <AndyChiang_git at outlook.com>
+---
+ net/ipv4/Kconfig | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/net/ipv4/Kconfig
++++ b/net/ipv4/Kconfig
+@@ -315,7 +315,7 @@ config NET_IPVTI
+ 	  on top.
+ 
+ config NET_UDP_TUNNEL
+-	tristate
++	tristate "IP: UDP tunneling support"
+ 	select NET_IP_TUNNEL
+ 	default n
+ 
diff --git a/target/linux/generic/hack-6.6/249-udp-tunnel-selection.patch b/target/linux/generic/hack-6.6/249-udp-tunnel-selection.patch
new file mode 100644
index 0000000000..7f7e5f11f4
--- /dev/null
+++ b/target/linux/generic/hack-6.6/249-udp-tunnel-selection.patch
@@ -0,0 +1,36 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Andy Chiang <AndyChiang_git at outlook.com>
+Date: Thu, 20 Nov 2025 20:37:53 +0700
+Subject: [PATCH] kernel: fix build of kmod-udptunnel4 and kmod-udptunnel6
+
+This fixes the following errors:
+```
+make[4]: Entering directory '/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/linux-6.12.57'
+  MODPOST /home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/Module.symvers
+ERROR: modpost: "udp_tunnel6_xmit_skb" [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/ovpn-dco-v2.ko] undefined!
+ERROR: modpost: "setup_udp_tunnel_sock" [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/ovpn-dco-v2.ko] undefined!
+ERROR: modpost: "udp_tunnel_xmit_skb" [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/ovpn-dco-v2.ko] undefined!
+make[6]: *** [scripts/Makefile.modpost:145: /home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/ovpn-dco-0.2.20250801/drivers/net/ovpn-dco/Module.symvers] Error 1
+make[5]: *** [/home/runner/work/OP/OP/openwrt/build_dir/target-aarch64_cortex-a53_musl/linux-mediatek_filogic/linux-6.12.57/Makefile:1897: modpost] Error 2
+make[4]: *** [Makefile:224: __sub-make] Error 2
+```
+
+ref https://github.com/openwrt/openwrt/commit/1d15a96b29dcd0947690951a7c36aead79a27129
+fixes: https://github.com/openwrt/packages/issues/22998
+
+Signed-off-by: Andy Chiang <AndyChiang_git at outlook.com>
+---
+ net/ipv4/Kconfig | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/net/ipv4/Kconfig
++++ b/net/ipv4/Kconfig
+@@ -315,7 +315,7 @@ config NET_IPVTI
+ 	  on top.
+ 
+ config NET_UDP_TUNNEL
+-	tristate
++	tristate "IP: UDP tunneling support"
+ 	select NET_IP_TUNNEL
+ 	default n
+

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