Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Completely minor snmp doc conflict.

Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 23 insertions, 14 deletions

diff --git a/net/core/filter.c b/net/core/filter.c
index 2b3b436ef545..7559d6835ecb 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -2020,18 +2020,19 @@ static inline int __bpf_tx_skb(struct net_device *dev, struct sk_buff *skb)
 static int __bpf_redirect_no_mac(struct sk_buff *skb, struct net_device *dev,
 				 u32 flags)
 {
-	/* skb->mac_len is not set on normal egress */
-	unsigned int mlen = skb->network_header - skb->mac_header;
+	unsigned int mlen = skb_network_offset(skb);
 
-	__skb_pull(skb, mlen);
+	if (mlen) {
+		__skb_pull(skb, mlen);
 
-	/* At ingress, the mac header has already been pulled once.
-	 * At egress, skb_pospull_rcsum has to be done in case that
-	 * the skb is originated from ingress (i.e. a forwarded skb)
-	 * to ensure that rcsum starts at net header.
-	 */
-	if (!skb_at_tc_ingress(skb))
-		skb_postpull_rcsum(skb, skb_mac_header(skb), mlen);
+		/* At ingress, the mac header has already been pulled once.
+		 * At egress, skb_pospull_rcsum has to be done in case that
+		 * the skb is originated from ingress (i.e. a forwarded skb)
+		 * to ensure that rcsum starts at net header.
+		 */
+		if (!skb_at_tc_ingress(skb))
+			skb_postpull_rcsum(skb, skb_mac_header(skb), mlen);
+	}
 	skb_pop_mac_header(skb);
 	skb_reset_mac_len(skb);
 	return flags & BPF_F_INGRESS ?
@@ -4119,6 +4120,10 @@ BPF_CALL_5(bpf_setsockopt, struct bpf_sock_ops_kern *, bpf_sock,
 			sk->sk_sndbuf = max_t(int, val * 2, SOCK_MIN_SNDBUF);
 			break;
 		case SO_MAX_PACING_RATE: /* 32bit version */
+			if (val != ~0U)
+				cmpxchg(&sk->sk_pacing_status,
+					SK_PACING_NONE,
+					SK_PACING_NEEDED);
 			sk->sk_max_pacing_rate = (val == ~0U) ? ~0UL : val;
 			sk->sk_pacing_rate = min(sk->sk_pacing_rate,
 						 sk->sk_max_pacing_rate);
@@ -4132,7 +4137,10 @@ BPF_CALL_5(bpf_setsockopt, struct bpf_sock_ops_kern *, bpf_sock,
 			sk->sk_rcvlowat = val ? : 1;
 			break;
 		case SO_MARK:
-			sk->sk_mark = val;
+			if (sk->sk_mark != val) {
+				sk->sk_mark = val;
+				sk_dst_reset(sk);
+			}
 			break;
 		default:
 			ret = -EINVAL;
@@ -5309,7 +5317,7 @@ bpf_base_func_proto(enum bpf_func_id func_id)
 	case BPF_FUNC_trace_printk:
 		if (capable(CAP_SYS_ADMIN))
 			return bpf_get_trace_printk_proto();
-		/* else: fall through */
+		/* else, fall through */
 	default:
 		return NULL;
 	}
diff --git a/net/core/lwt_bpf.c b/net/core/lwt_bpf.c
index 3e85437f7106..a648568c5e8f 100644
--- a/net/core/lwt_bpf.c
+++ b/net/core/lwt_bpf.c
@@ -63,6 +63,7 @@ static int run_lwt_bpf(struct sk_buff *skb, struct bpf_lwt_prog *lwt,
 				     lwt->name ? : "<unknown>");
 			ret = BPF_OK;
 		} else {
+			skb_reset_mac_header(skb);
 			ret = skb_do_redirect(skb);
 			if (ret == 0)
 				ret = BPF_REDIRECT;
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 3e27a779f288..4230400b9a30 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -450,7 +450,7 @@ static struct neigh_hash_table *neigh_hash_alloc(unsigned int shift)
 		buckets = (struct neighbour __rcu **)
 			  __get_free_pages(GFP_ATOMIC | __GFP_ZERO,
 					   get_order(size));
-		kmemleak_alloc(buckets, size, 0, GFP_ATOMIC);
+		kmemleak_alloc(buckets, size, 1, GFP_ATOMIC);
 	}
 	if (!buckets) {
 		kfree(ret);
@@ -1007,7 +1007,7 @@ static void neigh_probe(struct neighbour *neigh)
 	if (neigh->ops->solicit)
 		neigh->ops->solicit(neigh, skb);
 	atomic_inc(&neigh->probes);
-	kfree_skb(skb);
+	consume_skb(skb);
 }
 
 /* Called when a timer expires for a neighbour entry. */