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path: root/drivers/net/tun.c
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Diffstat (limited to 'drivers/net/tun.c')
-rw-r--r--drivers/net/tun.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index bb8c72c79c6f..f3a454c3295a 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -22,7 +22,7 @@
* Add TUNSETLINK ioctl to set the link encapsulation
*
* Mark Smith <markzzzsmith@yahoo.com.au>
- * Use random_ether_addr() for tap MAC address.
+ * Use eth_random_addr() for tap MAC address.
*
* Harald Roelle <harald.roelle@ifi.lmu.de> 2004/04/20
* Fixes in packet dropping, queue length setting and queue wakeup.
@@ -313,7 +313,7 @@ static int run_filter(struct tap_filter *filter, const struct sk_buff *skb)
/* Exact match */
for (i = 0; i < filter->count; i++)
- if (!compare_ether_addr(eh->h_dest, filter->addr[i]))
+ if (ether_addr_equal(eh->h_dest, filter->addr[i]))
return 1;
/* Inexact match (multicast only) */
@@ -358,6 +358,8 @@ static void tun_free_netdev(struct net_device *dev)
{
struct tun_struct *tun = netdev_priv(dev);
+ BUG_ON(!test_bit(SOCK_EXTERNALLY_ALLOCATED, &tun->socket.flags));
+
sk_release_kernel(tun->socket.sk);
}
@@ -1115,6 +1117,7 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
tun->flags = flags;
tun->txflt.count = 0;
tun->vnet_hdr_sz = sizeof(struct virtio_net_hdr);
+ set_bit(SOCK_EXTERNALLY_ALLOCATED, &tun->socket.flags);
err = -ENOMEM;
sk = sk_alloc(&init_net, AF_UNSPEC, GFP_KERNEL, &tun_proto);