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* [PATCH] net: fix incorrect L2 length for GRE tunneling packet
@ 2025-07-23 10:47 Dengdui Huang
  2025-09-24 14:41 ` Thomas Monjalon
  0 siblings, 1 reply; 2+ messages in thread
From: Dengdui Huang @ 2025-07-23 10:47 UTC (permalink / raw)
  To: dev; +Cc: stephen, aman.deep.singh, lihuisong, fengchengwen, liuyonglong

The meaning of L2_len in the parsing result of the rte_net_get_ptype()
is the same as the L2_len field in the mbuf. For tunnel packets,
the L2_len should include protocol header of tunnel packets.

Bugzilla ID: 1754
Fixes: d21d855464ff ("net: support GRE in software packet type parser")
Cc: stable@dpdk.org

Signed-off-by: Dengdui Huang <huangdengdui@huawei.com>
---
 lib/net/rte_net.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/net/rte_net.c b/lib/net/rte_net.c
index 44fb6c0f51..c70b57fdc0 100644
--- a/lib/net/rte_net.c
+++ b/lib/net/rte_net.c
@@ -481,6 +481,7 @@ uint32_t rte_net_get_ptype(const struct rte_mbuf *m,
 
 		pkt_type |= ptype_tunnel_without_udp(&proto, m, &off);
 		hdr_lens->tunnel_len = off - prev_off;
+		hdr_lens->inner_l2_len = off - prev_off;
 	}
 
 	/* same job for inner header: we need to duplicate the code
-- 
2.33.0


^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] net: fix incorrect L2 length for GRE tunneling packet
  2025-07-23 10:47 [PATCH] net: fix incorrect L2 length for GRE tunneling packet Dengdui Huang
@ 2025-09-24 14:41 ` Thomas Monjalon
  0 siblings, 0 replies; 2+ messages in thread
From: Thomas Monjalon @ 2025-09-24 14:41 UTC (permalink / raw)
  To: dev
  Cc: stephen, aman.deep.singh, lihuisong, fengchengwen, liuyonglong,
	Dengdui Huang, Andrew Rybchenko, Ivan Malov, Ivan Malov,
	Sunil Kumar Kori

Looking for review, please.


23/07/2025 12:47, Dengdui Huang:
> The meaning of L2_len in the parsing result of the rte_net_get_ptype()
> is the same as the L2_len field in the mbuf. For tunnel packets,
> the L2_len should include protocol header of tunnel packets.
> 
> Bugzilla ID: 1754
> Fixes: d21d855464ff ("net: support GRE in software packet type parser")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Dengdui Huang <huangdengdui@huawei.com>
> ---
>  lib/net/rte_net.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/lib/net/rte_net.c b/lib/net/rte_net.c
> index 44fb6c0f51..c70b57fdc0 100644
> --- a/lib/net/rte_net.c
> +++ b/lib/net/rte_net.c
> @@ -481,6 +481,7 @@ uint32_t rte_net_get_ptype(const struct rte_mbuf *m,
>  
>  		pkt_type |= ptype_tunnel_without_udp(&proto, m, &off);
>  		hdr_lens->tunnel_len = off - prev_off;
> +		hdr_lens->inner_l2_len = off - prev_off;
>  	}
>  
>  	/* same job for inner header: we need to duplicate the code
> 






^ permalink raw reply	[flat|nested] 2+ messages in thread

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2025-07-23 10:47 [PATCH] net: fix incorrect L2 length for GRE tunneling packet Dengdui Huang
2025-09-24 14:41 ` Thomas Monjalon

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