irqchip/ls-scfg-msi: Switch to devm_bitmap_zalloc()
Switch to devm_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/20210618151657.65305-5-andriy.shevchenko@linux.intel.com
diff --git a/drivers/irqchip/irq-ls-scfg-msi.c b/drivers/irqchip/irq-ls-scfg-msi.c
index 55322da..b4927e4 100644
--- a/drivers/irqchip/irq-ls-scfg-msi.c
+++ b/drivers/irqchip/irq-ls-scfg-msi.c
@@ -362,10 +362,7 @@ static int ls_scfg_msi_probe(struct platform_device *pdev)
msi_data->irqs_num = MSI_IRQS_PER_MSIR *
(1 << msi_data->cfg->ibs_shift);
- msi_data->used = devm_kcalloc(&pdev->dev,
- BITS_TO_LONGS(msi_data->irqs_num),
- sizeof(*msi_data->used),
- GFP_KERNEL);
+ msi_data->used = devm_bitmap_zalloc(&pdev->dev, msi_data->irqs_num, GFP_KERNEL);
if (!msi_data->used)
return -ENOMEM;
/*