diff options
| author | Eric Dumazet <edumazet@google.com> | 2025-06-30 12:19:33 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-07-02 14:32:30 -0700 |
| commit | 93d1cff35adc522a5d21e722eee1071f3f7dc716 (patch) | |
| tree | d5c5058d5d747325816d72d95e324c0486d5b336 /net/ipv6/ip6_output.c | |
| parent | ipv6: adopt dst_dev() helper (diff) | |
| download | linux-93d1cff35adc522a5d21e722eee1071f3f7dc716.tar.gz linux-93d1cff35adc522a5d21e722eee1071f3f7dc716.zip | |
ipv6: adopt skb_dst_dev() and skb_dst_dev_net[_rcu]() helpers
Use the new helpers as a step to deal with potential dst->dev races.
v2: fix typo in ipv6_rthdr_rcv() (kernel test robot <lkp@intel.com>)
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20250630121934.3399505-10-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv6/ip6_output.c')
| -rw-r--r-- | net/ipv6/ip6_output.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index f494b4ece6b7..877bee7ffee9 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -232,8 +232,9 @@ static int ip6_finish_output(struct net *net, struct sock *sk, struct sk_buff *s int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb) { - struct net_device *dev = skb_dst(skb)->dev, *indev = skb->dev; - struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb)); + struct dst_entry *dst = skb_dst(skb); + struct net_device *dev = dst_dev(dst), *indev = skb->dev; + struct inet6_dev *idev = ip6_dst_idev(dst); skb->protocol = htons(ETH_P_IPV6); skb->dev = dev; |