pppoe: remove unnecessary checks in pppoe_flush_dev

pernet memory is guaranteed to exist when notifiers are called.

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c
index c059c8db42e3..99f031a08a01 100644
--- a/drivers/net/pppoe.c
+++ b/drivers/net/pppoe.c
@@ -290,12 +290,6 @@ static void pppoe_flush_dev(struct net_device *dev)
         struct pppoe_net *pn;
         int i;
 
-        BUG_ON(dev == NULL);
-
-        pn = pppoe_pernet(dev_net(dev));
-        if (!pn) /* already freed */
-                return;
-
         write_lock_bh(&pn->hash_lock);
         for (i = 0; i < PPPOE_HASH_SIZE; i++) {
                 struct pppox_sock *po = pn->hash_table[i];