net/bnxt: fix to move a flow to a different queue

While moving a flow to a different destination queue,
the l2_filter_id being passed to the FW command was incorrect.
Fix it by re-using the matching filter's l2_filter_id since
that is supposed to be the same in this case.

Fixes: 5ef3b79fdfe6 ("net/bnxt: support flow filter ops")
Cc: stable@dpdk.org
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>

diff --git a/drivers/net/bnxt/bnxt_flow.c b/drivers/net/bnxt/bnxt_flow.c
index a491e9d..ac76567 100644 (file)
--- a/drivers/net/bnxt/bnxt_flow.c
+++ b/drivers/net/bnxt/bnxt_flow.c
@@ -968,9 +968,13 @@ bnxt_match_filter(struct bnxt *bp, struct bnxt_filter_info *nf)
                                    sizeof(nf->dst_ipaddr_mask))) {
                                if (mf->dst_id == nf->dst_id)
                                        return -EEXIST;
-                               /* Same Flow, Different queue
+                               /*
+                                * Same Flow, Different queue
                                 * Clear the old ntuple filter
+                                * Reuse the matching L2 filter
+                                * ID for the new filter
                                 */
+                               nf->fw_l2_filter_id = mf->fw_l2_filter_id;
                                if (nf->filter_type == HWRM_CFA_EM_FILTER)
                                        bnxt_hwrm_clear_em_filter(bp, mf);
                                if (nf->filter_type == HWRM_CFA_NTUPLE_FILTER)