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path: root/drivers/net/wan/lapbether.c
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Diffstat (limited to 'drivers/net/wan/lapbether.c')
-rw-r--r--drivers/net/wan/lapbether.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c
index 6233805fc032..b2ede9acb4bc 100644
--- a/drivers/net/wan/lapbether.c
+++ b/drivers/net/wan/lapbether.c
@@ -344,6 +344,9 @@ static int lapbeth_new_device(struct net_device *dev)
ASSERT_RTNL();
+ if (dev->type != ARPHRD_ETHER)
+ return -EINVAL;
+
ndev = alloc_netdev(sizeof(*lapbeth), "lapb%d", NET_NAME_UNKNOWN,
lapbeth_setup);
if (!ndev)