Do WARN_ON_ONCE instead of WARN_ON in gue_gro_receive when the offload
callcaks are bad (either don't exist or gro_receive is not specified).
Signed-off-by: Tom Herbert <t...@herbertland.com>
---
net/ipv4/fou.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c
index eb11f95..2d1646c 100644
--- a/net/ipv4/fou.c
+++ b/net/ipv4/fou.c
@@ -347,7 +347,7 @@ static struct sk_buff **gue_gro_receive(struct sk_buff
**head,
rcu_read_lock();
offloads = NAPI_GRO_CB(skb)->is_ipv6 ? inet6_offloads : inet_offloads;
ops = rcu_dereference(offloads[guehdr->proto_ctype]);
- if (WARN_ON(!ops || !ops->callbacks.gro_receive))
+ if (WARN_ON_ONCE(!ops || !ops->callbacks.gro_receive))
goto out_unlock;
pp = ops->callbacks.gro_receive(head, skb);
--
1.8.1
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