lkml.org 
[lkml]   [2020]   [Aug]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] net: Pass NULL to skb_network_protocol() when we don't care about vlan depth
Date
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/skbuff.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 3219c26ddfae..8a0c39e4ab0a 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3758,7 +3758,6 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb,
int err = -ENOMEM;
int i = 0;
int pos;
- int dummy;

if (list_skb && !list_skb->head_frag && skb_headlen(list_skb) &&
(skb_shinfo(head_skb)->gso_type & SKB_GSO_DODGY)) {
@@ -3780,7 +3779,7 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb,
}

__skb_push(head_skb, doffset);
- proto = skb_network_protocol(head_skb, &dummy);
+ proto = skb_network_protocol(head_skb, NULL);
if (unlikely(!proto))
return ERR_PTR(-EINVAL);

--
2.19.1
\
 
 \ /
  Last update: 2020-08-01 11:34    [W:0.038 / U:0.236 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site