From: Sriharsha Basavapatna <>

The driver currently uses src port field (along with other fields) in the
decap tunnel key, while looking up and adding tunnel nodes. This leads to
redundant cfa_decap_filter_alloc() requests to the FW and flow-miss in the
flow engine. Fix this by ignoring the src port field in decap tunnel nodes.

Fixes: f484f6782e01 ("bnxt_en: add hwrm FW cmds for cfa_encap_record and 
Signed-off-by: Sriharsha Basavapatna <>
Signed-off-by: Michael Chan <>
 drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c 
index ac193408..795f450 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
@@ -1051,8 +1051,10 @@ static int bnxt_tc_get_decap_handle(struct bnxt *bp, 
struct bnxt_tc_flow *flow,
        /* Check if there's another flow using the same tunnel decap.
         * If not, add this tunnel to the table and resolve the other
-        * tunnel header fileds
+        * tunnel header fileds. Ignore src_port in the tunnel_key,
+        * since it is not required for decap filters.
+       decap_key->tp_src = 0;
        decap_node = bnxt_tc_get_tunnel_node(bp, &tc_info->decap_table,

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