interface: clear iface->available before changing main_dev

Fixes bogus interface restart loop on interface_remove_link

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

diff --git a/interface.c b/interface.c
index 65bc37d..95e1ee8 100644 (file)
--- a/interface.c
+++ b/interface.c
@@ -780,6 +780,7 @@ interface_set_main_dev(struct interface *iface, struct device *dev)
        if (iface->main_dev.dev == dev)
                return;
 
+       interface_set_available(iface, false);
        device_add_user(&iface->main_dev, dev);
        if (!dev) {
                interface_set_link_state(iface, false);