[PATCH v2 net 2/3] sfc: pass the correctly bogus filter_id to rps_may_expire_flow()

[Edward Cree]

When we inserted an ARFS filter for ndo_rx_flow_steer(), we didn't know
 what the filter ID would be, so we just returned 0.  Thus, we must also
 pass 0 as the filter ID when calling rps_may_expire_flow() for it, and
 rely on the flow_id to identify what we're talking about.

Fixes: 3af0f34290f6 ("sfc: replace asynchronous filter operations")
Signed-off-by: Edward Cree <ec...@solarflare.com>
---
 drivers/net/ethernet/sfc/ef10.c  | 3 +--
 drivers/net/ethernet/sfc/farch.c | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index 50daad0a1482..36f24c7e553a 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -4776,8 +4776,7 @@ static bool efx_ef10_filter_rfs_expire_one(struct efx_nic 
*efx, u32 flow_id,
                goto out_unlock;
        }
 
-       if (!rps_may_expire_flow(efx->net_dev, spec->dmaq_id,
-                                flow_id, filter_idx)) {
+       if (!rps_may_expire_flow(efx->net_dev, spec->dmaq_id, flow_id, 0)) {
                ret = false;
                goto out_unlock;
        }
diff --git a/drivers/net/ethernet/sfc/farch.c b/drivers/net/ethernet/sfc/farch.c
index 4a19c7efdf8d..7174ef5e5c5e 100644
--- a/drivers/net/ethernet/sfc/farch.c
+++ b/drivers/net/ethernet/sfc/farch.c
@@ -2912,7 +2912,7 @@ bool efx_farch_filter_rfs_expire_one(struct efx_nic *efx, 
u32 flow_id,
        if (test_bit(index, table->used_bitmap) &&
            table->spec[index].priority == EFX_FILTER_PRI_HINT &&
            rps_may_expire_flow(efx->net_dev, table->spec[index].dmaq_id,
-                               flow_id, index)) {
+                               flow_id, 0)) {
                efx_farch_filter_table_clear_entry(efx, table, index);
                ret = true;
        }