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authorDaniel Golle2024-05-30 13:38:56 +0000
committerRafał Miłecki2024-07-08 20:49:34 +0000
commitcb2cda24e7fdcdd4850c5aec6c76416ce7f89491 (patch)
treeac2f6bb7a9951ba2317673d511d9b0da6e88e836
parent1dd9f26183c46f16e78067b4d28b126b548f3f11 (diff)
downloadopenwrt-cb2cda24e7fdcdd4850c5aec6c76416ce7f89491.tar.gz
mediatek: filogic: avoid sub-shell invovation in netdev rename loop
Rename network devices to their label set in DT without invocation of a sub-shell. Signed-off-by: Daniel Golle <daniel@makrotopia.org> (cherry picked from commit 983222605ce6fabb036fbbd5797b6689ed082136)
-rw-r--r--target/linux/mediatek/filogic/base-files/lib/preinit/04_set_netdev_label4
1 files changed, 2 insertions, 2 deletions
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
index f8b6f155de..110e023b96 100644
--- 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
@@ -5,8 +5,8 @@ set_netdev_labels() {
for dir in /sys/class/net/*; do
[ -r "$dir/of_node/label" ] || continue
- label="$(cat "$dir/of_node/label")"
- netdev="$(basename $dir)"
+ read -r label < "$dir/of_node/label"
+ netdev="${dir##*/}"
[ "$netdev" = "$label" ] && continue
ip link set "$netdev" name "$label"
done