From 4821c186b9c343760a293b455b603735291a7865 Mon Sep 17 00:00:00 2001 From: Kristian Overskeid Date: Thu, 9 Mar 2023 10:23:02 +0100 Subject: [PATCH] net: hsr: Don't log netdev_err message on unknown prp dst node If no frames has been exchanged with a node for HSR_NODE_FORGET_TIME, the node will be deleted from the node_db list. If a frame is sent to the node after it is deleted, a netdev_err message for each slave interface is produced. This should not happen with dan nodes because of supervision frames, but can happen often with san nodes, which clutters the kernel log. Since the hsr protocol does not support sans, this is only relevant for the prp protocol. Signed-off-by: Kristian Overskeid Link: https://lore.kernel.org/r/20230309092302.179586-1-koverskeid@gmail.com Signed-off-by: Jakub Kicinski --- net/hsr/hsr_framereg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/hsr/hsr_framereg.c b/net/hsr/hsr_framereg.c index 00db74d..b77f118 100644 --- a/net/hsr/hsr_framereg.c +++ b/net/hsr/hsr_framereg.c @@ -415,7 +415,7 @@ void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb, node_dst = find_node_by_addr_A(&port->hsr->node_db, eth_hdr(skb)->h_dest); if (!node_dst) { - if (net_ratelimit()) + if (port->hsr->prot_version != PRP_V1 && net_ratelimit()) netdev_err(skb->dev, "%s: Unknown node\n", __func__); return; } -- 2.7.4