Commit ee4c0c5d authored by Christophe JAILLET's avatar Christophe JAILLET Committed by Jakub Kicinski
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sfc: falcon: Use the bitmap API to allocate bitmaps 



Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.

It is less verbose and it improves the semantic.

Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: default avatarMartin Habets <habetsm.xilinx@gmail.com>
Link: https://lore.kernel.org/r/c62c1774e6a34bc64323ce526b385aa87c1ca575.1657049799.git.christophe.jaillet@wanadoo.fr


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 820aceb5

drivers/net/ethernet/sfc/falcon/farch.c

+2 −4
Original line number Diff line number Diff line
@@ -2711,7 +2711,7 @@ void ef4_farch_filter_table_remove(struct ef4_nic *efx) 
	enum ef4_farch_filter_table_id table_id;



	for (table_id = 0; table_id < EF4_FARCH_FILTER_TABLE_COUNT; table_id++) {

		kfree(state->table[table_id].used_bitmap);

		bitmap_free(state->table[table_id].used_bitmap);

		vfree(state->table[table_id].spec);

	}

	kfree(state);
@@ -2740,9 +2740,7 @@ int ef4_farch_filter_table_probe(struct ef4_nic *efx) 
		table = &state->table[table_id];

		if (table->size == 0)

			continue;

		table->used_bitmap = kcalloc(BITS_TO_LONGS(table->size),

					     sizeof(unsigned long),

					     GFP_KERNEL);

		table->used_bitmap = bitmap_zalloc(table->size, GFP_KERNEL);

		if (!table->used_bitmap)

			goto fail;

		table->spec = vzalloc(array_size(sizeof(*table->spec),