Commit 42186e6c authored by Eric Dumazet's avatar Eric Dumazet Committed by Jakub Kicinski
Browse files

ipv4: raw: add drop reasons 



Use existing helpers and drop reason codes for RAW input path.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 8d8ebd77

net/ipv4/raw.c

+5 −3
Original line number Diff line number Diff line
@@ -287,11 +287,13 @@ void raw_icmp_error(struct sk_buff *skb, int protocol, u32 info) 


static int raw_rcv_skb(struct sock *sk, struct sk_buff *skb)

{

	enum skb_drop_reason reason;



	/* Charge it to the socket. */



	ipv4_pktinfo_prepare(sk, skb);

	if (sock_queue_rcv_skb(sk, skb) < 0) {

		kfree_skb(skb);

	if (sock_queue_rcv_skb_reason(sk, skb, &reason) < 0) {

		kfree_skb_reason(skb, reason);

		return NET_RX_DROP;

	}
@@ -302,7 +304,7 @@ int raw_rcv(struct sock *sk, struct sk_buff *skb) 
{

	if (!xfrm4_policy_check(sk, XFRM_POLICY_IN, skb)) {

		atomic_inc(&sk->sk_drops);

		kfree_skb(skb);

		kfree_skb_reason(skb, SKB_DROP_REASON_XFRM_POLICY);

		return NET_RX_DROP;

	}

	nf_reset_ct(skb);