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sfc: fix ARFS expiry check on EF10

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Owing to a missing conditional, the result of rps_may_expire_flow() was
 being ignored and filters were being removed even if we'd decided not to
 expire them.

Fixes: f8d6203780 ("sfc: ARFS filter IDs")
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Edward Cree 2018-04-27 15:08:57 +01:00 committed by David S. Miller
parent ded8b9c761
commit 987c658a61
1 changed files with 3 additions and 2 deletions
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5
drivers/net/ethernet/sfc/ef10.c
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@ -4784,8 +4784,9 @@ static bool efx_ef10_filter_rfs_expire_one(struct efx_nic *efx, u32 flow_id,
* will set rule->filter_id to EFX_ARFS_FILTER_ID_PENDING, meaning that
* the rule is not removed by efx_rps_hash_del() below.
*/
ret = efx_ef10_filter_remove_internal(efx, 1U << spec->priority,
filter_idx, true) == 0;
if (ret)
ret = efx_ef10_filter_remove_internal(efx, 1U << spec->priority,
filter_idx, true) == 0;
/* While we can't safely dereference rule (we dropped the lock), we can
* still test it for NULL.
*/