diff --git a/net/core/dev.c b/net/core/dev.c index 0619d2253aa2..0e2c433bebcd 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2324,7 +2324,7 @@ void dev_queue_xmit_nit(struct sk_buff *skb, struct net_device *dev) rcu_read_lock(); again: list_for_each_entry_rcu(ptype, ptype_list, list) { - if (ptype->ignore_outgoing) + if (READ_ONCE(ptype->ignore_outgoing)) continue; /* Never send packets back to the socket diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 6cc054dd53b6..db5d16c5d5b1 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -3951,7 +3951,7 @@ packet_setsockopt(struct socket *sock, int level, int optname, sockptr_t optval, if (val < 0 || val > 1) return -EINVAL; - po->prot_hook.ignore_outgoing = !!val; + WRITE_ONCE(po->prot_hook.ignore_outgoing, !!val); return 0; } case PACKET_TX_HAS_OFF: @@ -4083,7 +4083,7 @@ static int packet_getsockopt(struct socket *sock, int level, int optname, 0); break; case PACKET_IGNORE_OUTGOING: - val = po->prot_hook.ignore_outgoing; + val = READ_ONCE(po->prot_hook.ignore_outgoing); break; case PACKET_ROLLOVER_STATS: if (!po->rollover)