diff mbox series

[5.4,002/244] hsr: use netdev_err() instead of WARN_ONCE()

Message ID 20210512144743.120400821@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg KH May 12, 2021, 2:46 p.m. UTC 
From: Taehee Yoo <ap420073@gmail.com>

commit 4b793acdca0050739b99ace6a8b9e7f717f57c6b upstream.

When HSR interface is sending a frame, it finds a node with
the destination ethernet address from the list.
If there is no node, it calls WARN_ONCE().
But, using WARN_ONCE() for this situation is a little bit overdoing.
So, in this patch, the netdev_err() is used instead.

Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Cc: George Kennedy <george.kennedy@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 net/hsr/hsr_framereg.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

--- a/net/hsr/hsr_framereg.c
+++ b/net/hsr/hsr_framereg.c
@@ -318,7 +318,8 @@  void hsr_addr_subst_dest(struct hsr_node
 	node_dst = find_node_by_addr_A(&port->hsr->node_db,
 				       eth_hdr(skb)->h_dest);
 	if (!node_dst) {
-		WARN_ONCE(1, "%s: Unknown node\n", __func__);
+		if (net_ratelimit())
+			netdev_err(skb->dev, "%s: Unknown node\n", __func__);
 		return;
 	}
 	if (port->type != node_dst->addr_B_port)