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net: dsa: hellcreek: Use the bitmap API to allocate bitmaps 

Use devm_bitmap_zalloc() instead of hand-writing them.

It is less verbose and it improves the semantic.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Kurt Kanzenbach <kurt@linutronix.de>
Link: https://lore.kernel.org/r/8306e2ae69a5d8553691f5d10a86a4390daf594b.1657376651.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Christophe JAILLET 2022-07-09 16:24:45 +02:00 committed by Jakub Kicinski
parent 1c151fedda
commit e7bde1c581
1 changed files with 2 additions and 5 deletions
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7
drivers/net/dsa/hirschmann/hellcreek.c
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@ -1894,11 +1894,8 @@ static int hellcreek_probe(struct platform_device *pdev)
if (!port->counter_values)
return -ENOMEM;
port->vlan_dev_bitmap =
devm_kcalloc(dev,
BITS_TO_LONGS(VLAN_N_VID),
sizeof(unsigned long),
GFP_KERNEL);
port->vlan_dev_bitmap = devm_bitmap_zalloc(dev, VLAN_N_VID,
GFP_KERNEL);
if (!port->vlan_dev_bitmap)
return -ENOMEM;