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irqchip/gic-v2m: Switch to bitmap_zalloc()

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Switch to bitmap_zalloc() to show clearly what we are allocating.
Besides that it returns pointer of bitmap type instead of opaque void *.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210618151657.65305-3-andriy.shevchenko@linux.intel.com
This commit is contained in:
Andy Shevchenko 2021-06-18 18:16:53 +03:00 committed by Marc Zyngier
parent 3f1808f63f
commit 81d3c9e7b4
1 changed files with 2 additions and 3 deletions
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5
drivers/irqchip/irq-gic-v2m.c
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@ -269,7 +269,7 @@ static void gicv2m_teardown(void)
list_for_each_entry_safe(v2m, tmp, &v2m_nodes, entry) {
list_del(&v2m->entry);
kfree(v2m->bm);
bitmap_free(v2m->bm);
iounmap(v2m->base);
of_node_put(to_of_node(v2m->fwnode));
if (is_fwnode_irqchip(v2m->fwnode))
@ -386,8 +386,7 @@ static int __init gicv2m_init_one(struct fwnode_handle *fwnode,
break;
}
}
v2m->bm = kcalloc(BITS_TO_LONGS(v2m->nr_spis), sizeof(long),
GFP_KERNEL);
v2m->bm = bitmap_zalloc(v2m->nr_spis, GFP_KERNEL);
if (!v2m->bm) {
ret = -ENOMEM;
goto err_iounmap;