From 105eac6c35a168b8b6d8e594830a1da5585b260d Mon Sep 17 00:00:00 2001 From: Bert Kenward Date: Fri, 17 Feb 2017 15:50:12 +0000 Subject: [PATCH] sfc: forget filters from sw table if hw replies ENOENT on removing them If the hw doesn't think they exist, we should defer to its authority. Signed-off-by: Edward Cree Signed-off-by: David S. Miller --- drivers/net/ethernet/sfc/ef10.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index 7da96998488a..ec976ffb273f 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -4309,13 +4309,18 @@ static int efx_ef10_filter_remove_internal(struct efx_nic *efx, MC_CMD_FILTER_OP_IN_OP_UNSUBSCRIBE); MCDI_SET_QWORD(inbuf, FILTER_OP_IN_HANDLE, table->entry[filter_idx].handle); - rc = efx_mcdi_rpc(efx, MC_CMD_FILTER_OP, - inbuf, sizeof(inbuf), NULL, 0, NULL); + rc = efx_mcdi_rpc_quiet(efx, MC_CMD_FILTER_OP, + inbuf, sizeof(inbuf), NULL, 0, NULL); spin_lock_bh(&efx->filter_lock); - if (rc == 0) { + if ((rc == 0) || (rc == -ENOENT)) { + /* Filter removed OK or didn't actually exist */ kfree(spec); efx_ef10_filter_set_entry(table, filter_idx, NULL, 0); + } else { + efx_mcdi_display_error(efx, MC_CMD_FILTER_OP, + MC_CMD_FILTER_OP_IN_LEN, + NULL, 0, rc); } }