diff options
Diffstat (limited to 'net/switchdev')
| -rw-r--r-- | net/switchdev/switchdev.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c index 73e3895175cf..1eb76956b439 100644 --- a/net/switchdev/switchdev.c +++ b/net/switchdev/switchdev.c @@ -19,6 +19,7 @@ #include <linux/if_bridge.h> #include <linux/list.h> #include <linux/workqueue.h> +#include <linux/if_vlan.h> #include <net/ip_fib.h> #include <net/switchdev.h> @@ -846,6 +847,8 @@ 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) |