From: Daniel Golle <daniel@makrotopia.org>
Date: Tue, 15 Oct 2024 23:10:28 +0000 (+0100)
Subject: mediatek: mt7622: add netdev rename preinit script
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=7e51d6a4c85de575654c49f410ce3e173176d1a9;p=openwrt%2Fstaging%2Fansuel.git

mediatek: mt7622: add netdev rename preinit script

Add preinit script to rename network interfaces according to the
label provided in Device Tree.

Fixes: b6d8297510 ("mediatek: mt7622: add Adtran SmartRG SDG-841t6 device")
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---

diff --git a/target/linux/mediatek/mt7622/base-files/lib/preinit/04_set_netdev_label b/target/linux/mediatek/mt7622/base-files/lib/preinit/04_set_netdev_label
new file mode 100644
index 0000000000..110e023b96
--- /dev/null
+++ b/target/linux/mediatek/mt7622/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 "$dir/of_node/label" ] || continue
+		read -r label < "$dir/of_node/label"
+		netdev="${dir##*/}"
+		[ "$netdev" = "$label" ] && continue
+		ip link set "$netdev" name "$label"
+	done
+}
+
+boot_hook_add preinit_main set_netdev_labels