Thread (4 messages) flat view 4 messages, 4 authors, 2021-11-22

Re: [PATCH net] ipv6: fix typos in __ip6_finish_output()

From: Tobias Brunner <hidden>
Date: 2021-11-19 14:07:32

On 19.11.21 02:37, Eric Dumazet wrote:
quoted hunk ↗ jump to hunk
From: Eric Dumazet <edumazet@google.com>

We deal with IPv6 packets, so we need to use IP6CB(skb)->flags and
IP6SKB_REROUTED, instead of IPCB(skb)->flags and IPSKB_REROUTED

Found by code inspection, please double check that fixing this bug
does not surface other bugs.

Fixes: 09ee9dba9611 ("ipv6: Reinject IPv6 packets if IPsec policy matches after SNAT")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Tobias Brunner <redacted>
Cc: Steffen Klassert <steffen.klassert@secunet.com>
Cc: David Ahern <dsahern@kernel.org>
---
  net/ipv6/ip6_output.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 2f044a49afa8cf3586c36607c34073edecafc69c..ff4e83e2a5068322bb93391c7c5e2a8cb932730b 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -174,7 +174,7 @@ static int __ip6_finish_output(struct net *net, struct sock *sk, struct sk_buff
  #if defined(CONFIG_NETFILTER) && defined(CONFIG_XFRM)
  	/* Policy lookup after SNAT yielded a new policy */
  	if (skb_dst(skb)->xfrm) {
-		IPCB(skb)->flags |= IPSKB_REROUTED;
+		IP6CB(skb)->flags |= IP6SKB_REROUTED;
  		return dst_output(net, sk, skb);
  	}
  #endif
Thanks for catching this.

Tested-by: Tobias Brunner <redacted>
Acked-by: Tobias Brunner <redacted>
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