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hsr: use netdev_err() instead of WARN_ONCE() 

BugLink: https://bugs.launchpad.net/bugs/1929615

commit 4b793acdca 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>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>
This commit is contained in:
Taehee Yoo 2020-02-28 18:01:46 +00:00 committed by Kleber Sacilotto de Souza
parent f474346249
commit 9692a21549
1 changed files with 2 additions and 1 deletions
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3
net/hsr/hsr_framereg.c
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@ -318,7 +318,8 @@ 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) {
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)