From: Florian Fainelli f.fainelli@gmail.com
[ Upstream commit 0e62f543bed03a64495bd2651d4fe1aa4bcb7fe5 ]
When both the switch and the bridge are learning about new addresses, switch ports attached to the bridge would see duplicate ARP frames because both entities would attempt to send them.
Fixes: 5037d532b83d ("net: dsa: add Broadcom tag RX/TX handler") Reported-by: Maxime Bizon mbizon@freebox.fr Signed-off-by: Florian Fainelli f.fainelli@gmail.com Reviewed-by: Vivien Didelot vivien.didelot@gmail.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- net/dsa/tag_brcm.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/net/dsa/tag_brcm.c b/net/dsa/tag_brcm.c index 2b06bb9..2709bdd 100644 --- a/net/dsa/tag_brcm.c +++ b/net/dsa/tag_brcm.c @@ -141,6 +141,8 @@ static struct sk_buff *brcm_tag_rcv_ll(struct sk_buff *skb, /* Remove Broadcom tag and update checksum */ skb_pull_rcsum(skb, BRCM_TAG_LEN);
+ skb->offload_fwd_mark = 1; + return skb; }