netdev - [PATCH net-next-2.6] pppoe: remove unnecessary checks in pppoe_flush

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Date:	Tue, 4 May 2010 17:02:57 +0200
From:	Jiri Pirko <jpirko@...hat.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, ebiederm@...ssion.com
Subject: [PATCH net-next-2.6] pppoe: remove unnecessary checks in
 pppoe_flush_dev

pernet memory is guaranteed to exist when notifiers are called.

Signed-off-by: Jiri Pirko <jpirko@...hat.com>

diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c
index c059c8d..99f031a 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];
--
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