From: Felix Fietkau <n...@openwrt.org> When running on a bridge the ifindex may have changed (e.g. the member interface were added/removed or if the status of the bridge changed). Refresh the interface interface index before processing the next packet.
Signed-off-by: Felix Fietkau <n...@openwrt.org> --- networking/udhcp/dhcpc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c index f1013f4..7d38d9d 100644 --- a/networking/udhcp/dhcpc.c +++ b/networking/udhcp/dhcpc.c @@ -1390,6 +1390,12 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv) /* silence "uninitialized!" warning */ unsigned timestamp_before_wait = timestamp_before_wait; + /* When running on a bridge, the ifindex may have changed (e.g. if + * member interfaces were added/removed or if the status of the + * bridge changed). + * Workaround: refresh it here before processing the next packet */ + udhcp_read_interface(client_config.interface, &client_config.ifindex, NULL, client_config.client_mac); + //bb_error_msg("sockfd:%d, listen_mode:%d", sockfd, listen_mode); /* Was opening raw or udp socket here -- 1.7.9.5 _______________________________________________ busybox mailing list busybox@busybox.net http://lists.busybox.net/mailman/listinfo/busybox