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| author | Tom Herbert <tom@herbertland.com> | 2015-08-19 17:07:34 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-08-23 15:59:56 -0700 |
| commit | 270136613bf7306e2b83457628e2b2f6c6be3989 (patch) | |
| tree | 3793bb86b081a9c2a6811e1c4c2118484111c25b /net/ipv4/fou.c | |
| parent | 58ce31cca1ffe057f4744c3f671e3e84606d3d4a (diff) | |
| download | linux-stable-270136613bf7306e2b83457628e2b2f6c6be3989.tar.gz linux-stable-270136613bf7306e2b83457628e2b2f6c6be3989.tar.bz2 linux-stable-270136613bf7306e2b83457628e2b2f6c6be3989.zip | |
fou: Do WARN_ON_ONCE in gue_gro_receive for bad proto callbacks
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 <tom@herbertland.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/fou.c')
| -rw-r--r-- | net/ipv4/fou.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c index eb11f9506894..2d1646cff057 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); |