From: Bjørn Mork <bjorn@mork.no>
Date: Thu, 18 May 2023 09:56:35 +0000 (+0200)
Subject: mediatek: filogic: set wan label in preinit
X-Git-Url: http://git.openwrt.org/openwrt/openwrt.git;lede-17.01?a=commitdiff_plain;h=1dd1ac2c356ad37366dde64b624e5eb489b19393;p=openwrt%2Fstaging%2Fneocturne.git

mediatek: filogic: set wan label in preinit

Implement the functionality of
target/linux/ramips/patches-5.15/700-net-ethernet-mediatek-support-net-labels.patch
in userspace, since the driver patch has been rejected as a generic solution:
https://github.com/openwrt/openwrt/pull/11435

Signed-off-by: Bjørn Mork <bjorn@mork.no>
---

diff --git a/target/linux/mediatek/filogic/base-files/lib/preinit/04_set_netdev_label b/target/linux/mediatek/filogic/base-files/lib/preinit/04_set_netdev_label
new file mode 100644
index 0000000000..f8b6f155de
--- /dev/null
+++ b/target/linux/mediatek/filogic/base-files/lib/preinit/04_set_netdev_label
@@ -0,0 +1,15 @@
+set_netdev_labels() {
+	local dir
+	local label
+	local netdev
+
+	for dir in /sys/class/net/*; do
+		[ -r "$dir/of_node/label" ] || continue
+		label="$(cat "$dir/of_node/label")"
+		netdev="$(basename $dir)"
+		[ "$netdev" = "$label" ] && continue
+		ip link set "$netdev" name "$label"
+	done
+}
+
+boot_hook_add preinit_main set_netdev_labels