From 8db182f4a8a6e2dcb8b65905ea4af56210e65430 Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Tue, 3 Jan 2012 12:05:58 +0000 Subject: [PATCH] sfc: Remove now-unused filter function Signed-off-by: Ben Hutchings Signed-off-by: David S. Miller --- drivers/net/ethernet/sfc/efx.h | 2 -- drivers/net/ethernet/sfc/filter.c | 46 ------------------------------- 2 files changed, 48 deletions(-) diff --git a/drivers/net/ethernet/sfc/efx.h b/drivers/net/ethernet/sfc/efx.h index f0a5b7c41a4e..a3541ac6ea01 100644 --- a/drivers/net/ethernet/sfc/efx.h +++ b/drivers/net/ethernet/sfc/efx.h @@ -64,8 +64,6 @@ extern void efx_remove_filters(struct efx_nic *efx); extern s32 efx_filter_insert_filter(struct efx_nic *efx, struct efx_filter_spec *spec, bool replace); -extern int efx_filter_remove_filter(struct efx_nic *efx, - struct efx_filter_spec *spec); extern int efx_filter_remove_id_safe(struct efx_nic *efx, enum efx_filter_priority priority, u32 filter_id); diff --git a/drivers/net/ethernet/sfc/filter.c b/drivers/net/ethernet/sfc/filter.c index 32eff5ef2ba7..1fbbbee7b1ae 100644 --- a/drivers/net/ethernet/sfc/filter.c +++ b/drivers/net/ethernet/sfc/filter.c @@ -680,52 +680,6 @@ int efx_filter_get_filter_safe(struct efx_nic *efx, return rc; } -/** - * efx_filter_remove_filter - remove a filter by specification - * @efx: NIC from which to remove the filter - * @spec: Specification for the filter - * - * On success, return zero. - * On failure, return a negative error code. - */ -int efx_filter_remove_filter(struct efx_nic *efx, struct efx_filter_spec *spec) -{ - struct efx_filter_state *state = efx->filter_state; - struct efx_filter_table *table = efx_filter_spec_table(state, spec); - struct efx_filter_spec *saved_spec; - efx_oword_t filter; - unsigned int filter_idx, depth; - u32 key; - int rc; - - if (!table) - return -EINVAL; - - key = efx_filter_build(&filter, spec); - - spin_lock_bh(&state->lock); - - rc = efx_filter_search(table, spec, key, false, &depth); - if (rc < 0) - goto out; - filter_idx = rc; - saved_spec = &table->spec[filter_idx]; - - if (spec->priority < saved_spec->priority) { - rc = -EPERM; - goto out; - } - - efx_filter_table_clear_entry(efx, table, filter_idx); - if (table->used == 0) - efx_filter_table_reset_search_depth(table); - rc = 0; - -out: - spin_unlock_bh(&state->lock); - return rc; -} - static void efx_filter_table_clear(struct efx_nic *efx, enum efx_filter_table_id table_id, enum efx_filter_priority priority)