From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Date: Tue, 5 Jul 2022 22:25:58 +0200
Subject: cnic: Use the bitmap API to allocate bitmaps
Patch-mainline: v6.0-rc1
Git-commit: 76d3c114706f438d5d2593401574c457849bd90c
References: jsc#PED-1516

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

It is less verbose and it improves the semantic.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/521bd2a49be5d88e493bcfb63505d3df91a1c2d2.1657052743.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/broadcom/cnic.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/net/ethernet/broadcom/cnic.c
+++ b/drivers/net/ethernet/broadcom/cnic.c
@@ -660,7 +660,7 @@ static int cnic_init_id_tbl(struct cnic_
 	id_tbl->max = size;
 	id_tbl->next = next;
 	spin_lock_init(&id_tbl->lock);
-	id_tbl->table = kcalloc(BITS_TO_LONGS(size), sizeof(long), GFP_KERNEL);
+	id_tbl->table = bitmap_zalloc(size, GFP_KERNEL);
 	if (!id_tbl->table)
 		return -ENOMEM;
 
@@ -669,7 +669,7 @@ static int cnic_init_id_tbl(struct cnic_
 
 static void cnic_free_id_tbl(struct cnic_id_tbl *id_tbl)
 {
-	kfree(id_tbl->table);
+	bitmap_free(id_tbl->table);
 	id_tbl->table = NULL;
 }