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-rw-r--r--net/atm/pppoatm.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/atm/pppoatm.c b/net/atm/pppoatm.c
index c4a57bca77bf..aeb726cffc8c 100644
--- a/net/atm/pppoatm.c
+++ b/net/atm/pppoatm.c
@@ -284,6 +284,13 @@ static int pppoatm_send(struct ppp_channel *chan, struct sk_buff *skb)
bh_lock_sock(sk_atm(vcc));
if (sock_owned_by_user(sk_atm(vcc)))
goto nospace;
+ if (test_bit(ATM_VF_RELEASED, &vcc->flags) ||
+ test_bit(ATM_VF_CLOSE, &vcc->flags) ||
+ !test_bit(ATM_VF_READY, &vcc->flags)) {
+ bh_unlock_sock(sk_atm(vcc));
+ kfree_skb(skb);
+ return DROP_PACKET;
+ }
switch (pvcc->encaps) { /* LLC encapsulation needed */
case e_llc: