From: Yang Wei <yang.wei9@zte.com.cn>
Date: Thu, 17 Jan 2019 15:11:30 +0000 (+0800)
Subject: neighbour: Do not perturb drop profiles when neigh_probe
X-Git-Tag: v5.0-rc3~3^2~12
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=87fff3cacd0112bcaf42f932c1e44ae32b42f1fb;p=linux.git

neighbour: Do not perturb drop profiles when neigh_probe

Replace the kfree_skb() by consume_skb() to be drop monitor(dropwatch,
perf) friendly.

Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 96fdc9134726..4230400b9a30 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -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. */