Messages in this thread Patch in this message | | | From | linmiaohe <> | Subject | [PATCH] net: Pass NULL to skb_network_protocol() when we don't care about vlan depth | Date | Thu, 30 Jul 2020 19:02:36 +0800 |
| |
From: Miaohe Lin <linmiaohe@huawei.com>
When we don't care about vlan depth, we could pass NULL instead of the address of a unused local variable to skb_network_protocol() as a param.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> --- net/core/dev.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/net/core/dev.c b/net/core/dev.c index 7a774ebf64e2..474da11d18c9 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -3448,10 +3448,9 @@ static netdev_features_t net_mpls_features(struct sk_buff *skb, static netdev_features_t harmonize_features(struct sk_buff *skb, netdev_features_t features) { - int tmp; __be16 type; - type = skb_network_protocol(skb, &tmp); + type = skb_network_protocol(skb, NULL); features = net_mpls_features(skb, features, type); if (skb->ip_summed != CHECKSUM_NONE && -- 2.19.1
| |