Backport of single commit 9040335e102 ("interface: fix interface memory
corruption").
Fixes: openwrt/openwrt/issues/14120
Signed-off-by: Petr Štetiar <ynezz@true.cz>
Backport of single commit 9040335e102 ("interface: fix interface memory
corruption").
Fixes: openwrt/openwrt/issues/14120
Signed-off-by: Petr Štetiar <ynezz@true.cz>