diff mbox series

[v1,1/1] net: fix inner L2 length for GRE and NVGRE

Message ID 20251029130523.1642847-1-rkudurumalla@marvell.com (mailing list archive)
State New
Delegated to: Thomas Monjalon
Headers
Series [v1,1/1] net: fix inner L2 length for GRE and NVGRE |

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/loongarch-compilation success Compilation OK
ci/loongarch-unit-testing success Unit Testing PASS
ci/Intel-compilation success Compilation OK
ci/iol-mellanox-Functional success Functional Testing PASS
ci/iol-marvell-Functional success Functional Testing PASS
ci/iol-mellanox-Performance success Performance Testing PASS
ci/iol-broadcom-Performance success Performance Testing PASS
ci/github-robot: build fail github build: failed
ci/iol-sample-apps-testing warning Testing issues
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ci/iol-compile-arm64-testing success Testing PASS
ci/iol-unit-arm64-testing success Testing PASS

Commit Message

Rakesh Kudurumalla Oct. 29, 2025, 1:05 p.m. UTC 
Inner l2 length needs to be updated to include GRE and NVGRE
headers. Not updating this would cause failures for applications
which would be expecting l2_len field to be valid for
inner checksum offload cases.

Fixes: 76730c7b9b5a ("app/testpmd: use packet type parsing API")

Signed-off-by: Rakesh Kudurumalla <rkudurumalla@marvell.com>
---
 lib/net/rte_net.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/lib/net/rte_net.c b/lib/net/rte_net.c
index 44fb6c0f51..5476d2a573 100644
--- a/lib/net/rte_net.c
+++ b/lib/net/rte_net.c
@@ -480,6 +480,9 @@  uint32_t rte_net_get_ptype(const struct rte_mbuf *m,
 			return pkt_type;
 
 		pkt_type |= ptype_tunnel_without_udp(&proto, m, &off);
+		if ((pkt_type & RTE_PTYPE_TUNNEL_MASK) == RTE_PTYPE_TUNNEL_GRE ||
+		    (pkt_type & RTE_PTYPE_TUNNEL_MASK) == RTE_PTYPE_TUNNEL_NVGRE)
+			hdr_lens->inner_l2_len += sizeof(struct rte_gre_hdr);
 		hdr_lens->tunnel_len = off - prev_off;
 	}