diff options
| author |   Menglong Dong <imagedong@tencent.com> | 2022-02-26 12:18:31 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2022-02-26 12:53:59 +0000 |
| commit | 56d4b4e48ace91ee4e41991438e0e11688750617 (patch) | |
| tree | a361b481994e7ec96d210132f6c59d25ca70dbcc | |
| parent | net: neigh: use kfree_skb_reason() for __neigh_event_send() (diff) | |
| download | linux-dev-56d4b4e48ace91ee4e41991438e0e11688750617.tar.xz linux-dev-56d4b4e48ace91ee4e41991438e0e11688750617.zip | |
net: neigh: add skb drop reasons to arp_error_report()
When neighbour become invalid or destroyed, neigh_invalidate() will be
called. neigh->ops->error_report() will be called if the neighbour's
state is NUD_FAILED, and seems here is the only use of error_report().
So we can tell that the reason of skb drops in arp_error_report() is
SKB_DROP_REASON_NEIGH_FAILED.
Replace kfree_skb() used in arp_error_report() with kfree_skb_reason().
Reviewed-by: Mengen Sun <mengensun@tencent.com>
Reviewed-by: Hao Peng <flyingpeng@tencent.com>
Signed-off-by: Menglong Dong <imagedong@tencent.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/ipv4/arp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index dc28f0588e54..2d0c05ca9c6f 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -293,7 +293,7 @@ static int arp_constructor(struct neighbour *neigh) static void arp_error_report(struct neighbour *neigh, struct sk_buff *skb) { dst_link_failure(skb); - kfree_skb(skb); + kfree_skb_reason(skb, SKB_DROP_REASON_NEIGH_FAILED); } /* Create and send an arp packet. */ |