openwrt/target/linux/generic/patches-4.1/101-pppoe-fix-disconnect-cr...

17 lines
618 B
Diff

Fix crash with actions performed on the underlying interface (MAC address,
MTU or link state update). This triggers pppoe_flush_dev(), which cleans up
the device without announcing it in sk->sk_state.
Patch by Guillaume Nault (pulled from netdev@vger)
--- a/drivers/net/ppp/pppoe.c
+++ b/drivers/net/ppp/pppoe.c
@@ -313,7 +313,6 @@ static void pppoe_flush_dev(struct net_d
if (po->pppoe_dev == dev &&
sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND | PPPOX_ZOMBIE)) {
pppox_unbind_sock(sk);
- sk->sk_state = PPPOX_ZOMBIE;
sk->sk_state_change(sk);
po->pppoe_dev = NULL;
dev_put(dev);