diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c index fda38f830a10869713177220f8d2066c6076da0c..77f5d17e261230a6db4f261445311eafb37c7b06 100644 --- a/net/switchdev/switchdev.c +++ b/net/switchdev/switchdev.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include @@ -634,6 +635,8 @@ static int switchdev_port_br_afspec(struct net_device *dev, if (nla_len(attr) != sizeof(struct bridge_vlan_info)) return -EINVAL; vinfo = nla_data(attr); + if (!vinfo->vid || vinfo->vid >= VLAN_VID_MASK) + return -EINVAL; vlan->flags = vinfo->flags; if (vinfo->flags & BRIDGE_VLAN_INFO_RANGE_BEGIN) { if (vlan->vid_begin)