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-rw-r--r--net/switchdev/switchdev.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index 6f145b592a53..017801f9dbaa 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -768,6 +768,9 @@ int switchdev_port_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq,
u32 mask = BR_LEARNING | BR_LEARNING_SYNC | BR_FLOOD;
int err;
+ if (!netif_is_bridge_port(dev))
+ return -EOPNOTSUPP;
+
err = switchdev_port_attr_get(dev, &attr);
if (err && err != -EOPNOTSUPP)
return err;
@@ -923,6 +926,9 @@ int switchdev_port_bridge_setlink(struct net_device *dev,
struct nlattr *afspec;
int err = 0;
+ if (!netif_is_bridge_port(dev))
+ return -EOPNOTSUPP;
+
protinfo = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg),
IFLA_PROTINFO);
if (protinfo) {
@@ -956,6 +962,9 @@ int switchdev_port_bridge_dellink(struct net_device *dev,
{
struct nlattr *afspec;
+ if (!netif_is_bridge_port(dev))
+ return -EOPNOTSUPP;
+
afspec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg),
IFLA_AF_SPEC);
if (afspec)